China Shenzhen Wofly Technology Co., Ltd. Company News

Recently, WOFLY received an exciting piece of news. We have successfully obtained the Construction Industry Enterprise Qualification Certificate, a prestigious honor that is a strong testimony to the company's continuous efforts and outstanding performance in related fields. This certificate is strictly audited and issued by Shenzhen Housing and Construction Bureau, which represents that our company has reached the high standard in the industry in terms of engineering sales business direction, product quality and service level. It is not only a shining signboard, but also a solid support for our commitment to our customers. We will continue to work hard to provide better quality products and engineering services to our global customers.

We have dozens of products, our main products are pressure regulator, semi-automatic system device, first stage pressure panel system, second stage pressure reducing device, manifold, special gas cabinet, gas cylinder cabinet, auxiliary gas rack, valve box, tail gas treatment equipment, gas mixing cabinet. Sub-products: ball valves, needle valves, diaphragm valves, pipe fittings, stainless steel tubes, flow meters (several types), bimetal thermometers, pressure gauges, globe valves, safety valves, unloading valves, high-pressure hoses, check valves, cylinder connectors (CGA series, DIN477 series, etc.), and so on. These products form an engineering department, so that we can provide project design and installation of bulk gases, electronic special gas systems, laboratory gas piping systems, industrial centralized gas supply systems, clean gas piping systems, hydrogen energy supply systems, high-purity chemical supply systems, Local Scrubber exhaust gas treatment systems, and electromechanical engineering projects. Wofly's products are used in: semiconductor, integrated circuits, optoelectronics, new energy, microelectronics, fiber optics, biomedicine, scientific research institutes, standard inspections, recommended quarantine institutions, universities and colleges, silicon carbon negative electrode materials and other production industries.

In 2022, we had already established contact with a South African customer, who also bought our samples at that time. The following are semi-automatic switching systems, secondary pressure reducing devices, pressure regulators, high-pressure hoses with steel wire rope, as well as fittings and valves. Yes, there are a lot of categories, but each of them is only bought as a trial quantity. After buying back to try, the customer gave us the evaluation is, your product quality and internal structure are very good, the appearance is also very exquisite good-looking, we tried without any problem, in his opinion can become those well-known brands of the flat replacement. Then the customer has been in our wofly order, almost every month there is an order, the customer request is not to have my wofly logo and model, we in accordance with his requirements to provide him with the goods he wants, yes in many times of cooperation we also provide a new free samples for the customer to use is also a very good response, and then every time the order is more than ten kinds of products at the same time order, and the customer is very pleased to see that we have been able to provide a good service to the customer. Our product packaging also made changes. Until now in 2024 we are still in close contact with each other, but we have new products are provided free of charge. Customers up to two years of trust, but also the recognition of our products, enough to prove that our product quality is very good.

In October 2024, in Shenzhen Bao'an Fuyong Fuhai Street Xinhe Xinxing Industrial Zone 3 Area A, Wofly's foreign trade department catlin manager successfully received an order for 106 units of gas cylinder cabinets. In 2023 catlin and Israeli customers on the connection, the other side said more than a hundred cabinets, but the quality and application in the case of unclear, the other side agreed to purchase a set of samples for testing, sample production in the customer to visit the company's business design through continuous communication to improve as well as test at minus 30 degrees, the data are up to standard, we will be the test of these data are recorded and printed! We print out the test data together with the goods and send it to the customer, after the customer's trial test again and give new suggestions, the suggestion is: the goods packaging should pay attention to, do not bump. Yes, with this experience we will be very careful packaging and moving when we send large objects next time. Israel customers passed the trial and gave us 106 sets of the same gas cylinder cabinet, on the basis of the last designers in the bottom of the modification to avoid causing bumps and scratches, and now the first batch of 10 sets of cabinets are about to be shipped. This time to be able to successfully take this order, are the company and catlin with the customer's continuous communication and modification as well as the customer's a grind, the most important point is that our test data is very successful, in the customer trial time is not any problem, in addition to the transportation and packaging of some of the bumps need to be improved other than the customer has been recognized. And I will continue to grow in the customer's suggestions.

I. Immediate judgement of the type of emergency Determine whether the emergency is a gas leak, fire, electrical failure, or something else so that more targeted measures can be taken.   II. the emergency operation steps 1. Trigger the emergency stop button: Special gas cabinets are usually equipped with an obvious emergency stop button, quickly find and press the button. This button will normally immediately cut off the gas supply and power supply of the special gas cabinet, preventing the gas from continuing to supply and may lead to further danger. 2. Close the main valve: If time permits, locate the main valve of the special gas cabinet, usually a manual valve, and close it by turning it clockwise to cut off the source of gas. 3. Activate the ventilation system: If there is a ventilation system in the area where the special gas cabinet is located, ventilation should be activated immediately to discharge the leaking gas outside, reduce the indoor gas concentration, and reduce the risk of explosion and poisoning.   4. Notify relevant personnel: In case of emergency, immediately notify the personnel on site to evacuate the dangerous area and report the emergency to the relevant departments such as safety management department, fire department, etc., providing the exact location and description of the situation.   III. Follow-up treatment 1. Wait for professional handling: After the emergency is initially controlled, wait for professional technicians and emergency responders to arrive at the scene for further treatment and assessment.   2. inspection and repair: Professionals will carry out a comprehensive inspection of the special gas cabinet to determine the cause of failure and the extent of damage, and carry out appropriate repair and maintenance to ensure that the special gas cabinet is in a safe condition before it is put back into use.

Typically, special gas cabinets are equipped with security locks and access control systems. From the point of view of safety requirements, special gas cabinets store special gases, which are often flammable, explosive, toxic and other dangerous characteristics. Safety locks can prevent unauthorized personnel from opening special gas cabinets at will, avoiding gas leakage and other safety accidents caused by misuse or malicious acts, and playing the role of physical protection. Access control system can further strengthen the special gas cabinet area of personnel control, only authorized personnel can enter the area for operation and maintenance, thus improving the safety of the use of special gas cabinets. In some relevant industry standards and norms, but also on the special gas cabinet security facilities put forward requirements, which may include access control and other auxiliary security facilities. And in the actual application scenarios, especially in the semiconductor manufacturing, photovoltaic industry and laboratories and other places with very high security requirements, special gas cabinet security configuration will be more stringent, equipped with security locks and access control systems is a common practice. However, the specific configuration may vary according to different manufacturers, usage scenarios and customer needs.

Routine maintenance intervals for special gas cabinets can be categorized as follows: 1. Daily maintenance: It is recommended that this be carried out twice a day. It mainly includes visual observation for damage, leakage and faulty parts; checking the process and purge gas pressure and comparing it with the standard and historical records; observing the inside of the gas cabinet for any signs of corrosion or gas leakage; and checking whether the display of the pressure gauge and pressure sensor is normal. 2. Regular focused maintenance: For corrosive gas related valves and pressure reducing valves, do external leakage test every 3 months and replace if necessary; For toxic or flammable gas related valves and pressure reducing valves, do external leakage test and inspection and maintenance every 6 months; For inert gas related valves and pressure reducing valves, external leakage test and inspection and maintenance once a year. 3. Comprehensive Inspection: At least once a year, a comprehensive inspection should be carried out to inspect and evaluate in detail the overall operating condition of the special gas cabinet, the performance of each component, the sealing condition, the safety devices, and so on. However, the above maintenance intervals are only general recommendations, the actual maintenance intervals may also vary depending on the frequency of use of the special gas cabinet, the use of the environment, the characteristics of the gas and the quality of the equipment and other factors. If the special gas cabinet is used frequently or in a more severe environment, it may be necessary to shorten the maintenance cycle and increase the frequency of maintenance.

I.The cabinet structure design 1. the use of fire-resistant materials: the cabinet body of the special gas cabinet can be made of materials with certain fire resistance, such as fire-resistant metal plate, etc., which can prevent the spread of fire within a certain period of time. 2. explosion-proof structure: the cabinet body is designed as explosion-proof structure, when the internal explosion occurs, it can limit the scope of influence of the explosion and prevent the flame and explosion wave from spreading to the outside.   II.Gas leakage monitoring and control 1. gas leakage detector: install sensitive gas leakage detector, once the gas leakage is detected, it can send out an alarm in time and take corresponding measures, such as shutting down the gas source, starting the ventilation system, etc., to reduce the risk of fire and explosion. 2. Automatic fire extinguishing system: some special gas cabinets are equipped with automatic fire extinguishing system, such as Heptafluoropropane fire extinguishing system, etc., which can extinguish the fire quickly when fire occurs.   III.Ventilation and emission system 1. Forced ventilation: special gas cabinets are usually equipped with forced ventilation system, which can discharge the leaking gas in time, reduce the gas concentration, and reduce the possibility of fire and explosion. 2. Discharge pipeline: set up special discharge pipeline, the leakage of gas will be guided to a safe place for discharge, to avoid accumulation in the cabinet.   IV.electrical safety measures 1. Explosion-proof electrical equipment: The electrical equipment inside the special gas cabinet, such as lamps, switches, etc., adopts explosion-proof equipment to prevent electrical sparks from causing fire and explosion. 2. Grounding protection: ensure that the special gas cabinet and related equipment is well grounded to prevent static electricity from accumulating and causing fires and explosions. In summary, the special gas cabinet has a certain fire and explosion-proof level, and has taken special fire isolation measures to ensure safety in the process of use. However, in the actual application, but also need to be based on the specific circumstances of the reasonable selection, installation and maintenance, strict compliance with the relevant safety regulations.

I. Design and structure 1. High-quality sealing materials: High-performance sealing materials, such as special rubber and metal gaskets, are used to ensure the sealing of the connecting parts of the cabinet and prevent gas leakage from the gaps. 2. sturdy cabinet structure: special gas cabinets are usually made of sturdy metal materials, which can withstand certain pressure and external impact, preventing the cabinet from being damaged due to external forces and resulting in gas leakage. 3. Reasonable piping layout: Design reasonable gas piping layout to reduce the number of piping bends and joints and reduce the risk of leakage. The piping connection adopts reliable welding or sealing connection to ensure tight connection. II. Safety monitoring equipment 1. Gas Leakage Detector: Install sensitive gas leakage detectors, which can detect trace gas leakage in time and send out alarm signals. The detector can use a variety of detection principles, such as catalytic combustion, infrared absorption, etc., to adapt to different types of gases. 2. pressure monitoring device: real-time monitoring of the gas pressure inside the special gas cabinet, once the pressure is abnormally high or low, an alarm can be issued in time to indicate possible leakage or other problems. 3. Temperature monitoring: monitor the internal temperature of the cabinet to prevent the failure of sealing materials or rupture of pipelines due to too high or too low temperature, which may trigger gas leakage. III. Operation and Maintenance 1. Standardised operation procedure: The operator must be professionally trained and operate in strict accordance with the operation manual to avoid gas leakage due to misoperation. For example, connecting and disconnecting the gas pipeline correctly, controlling the gas flow rate and so on. 2. Regular Maintenance and Inspection: Regular maintenance and inspection of the special gas cabinet, including the replacement of seals, inspection of pipelines, calibration of detectors, etc.. Timely detection and treatment of potential leakage hazards to ensure the reliability of the special gas cabinet. 3. Emergency plan: make a perfect emergency plan, once the gas leakage accident occurs, can quickly take measures to deal with, such as shutting down the gas source, ventilation, evacuation, etc.   Overall, the special gas cabinet can effectively prevent gas leakage with high reliability through reasonable design, installation of safety monitoring equipment and standardised operation and maintenance. However, in the process of use, it is still necessary to strictly comply with the relevant safety regulations to ensure the safe operation of special gas cabinets.

First issue   If you want to choose a good quality and stable performance of special gas cabinet, first of all you have to consider one of your own needs. Your own needs should be considered from the following aspects, gas type and use of the scene, gas flow and pressure requirements, budget range and so on. Below we will focus on these dimensions to expand the details to be considered. Gas type and use of the scene: different special gases have different chemical and physical properties, for example, some gases are flammable and explosive, some gases are corrosive or toxic. Therefore, according to the type of special gases used to select the appropriate material and design of the special gas cabinet, to ensure that it can safely store and transport gas. At the same time, consider the use of the scene is a laboratory, semiconductor production workshop or other industrial places, different scenes on the special gas cabinet specifications, features and other requirements will be different. Gas flow and pressure requirements: According to the actual use of gas flow and pressure requirements, choose the appropriate special gas cabinet. For example, if a large and stable supply of gas is required in the production process, the gas delivery capacity and pressure adjustment function of the special gas cabinet need to meet these requirements.   Budget range: determine their own budget, within the budget range to choose the most cost-effective special gas cabinet equipment, but do not just the pursuit of low prices and ignore the quality and performance.   The above is from their own needs and need to consider the point, I hope to help you.

Issue 3 Examining Equipment Performance And Quality   Performance Safety Performance: 1. Equipped with reliable gas leakage detection system, it can detect leakage and issue alarm in time. 2. Installation of emergency cut-off device, which can quickly cut off the gas supply in case of dangerous situation. 3. With good pressure control and adjustment function to ensure the gas operates within the safe pressure range. Control Accuracy 1. Accurately control the flow rate of the gas to meet the strict requirements of different processes on the flow rate of the gas. 2. Accurately adjust the pressure of the gas to ensure the stability of the output pressure. Compatibility 1. Compatible with different kinds of special gases, no adverse reaction due to the chemical nature of the gas. 2. Can be well docked with upstream and downstream equipment to realize smooth operation of the system. (Here we design the vacuuming and blowing function with the number of times limitation)   Convenience of Operation 1. Design humanized operation interface, easy to operate and monitor. 2. Equipped with automation control function to reduce manual intervention and improve work efficiency. Quality Material Quality 1. High-quality corrosion-resistant materials, such as stainless steel, are used to ensure that the equipment will not be corroded by gas in long-term use. 2. The key components are selected from high-quality brand products to ensure the reliability and durability of the equipment. Manufacturing Process 1. Exquisite welding process to ensure the sealing and strength of the equipment. 2. Strict surface treatment process to improve the appearance quality and corrosion resistance of the equipment.   Stability 1. After rigorous testing and commissioning to ensure that the equipment can operate stably. 2. Has a low failure rate, reducing maintenance costs and downtime.   Certification Standards 1. Comply with relevant industry standards and certification requirements, such as special equipment manufacturing license. 2. Tested and certified by third-party authoritative organizations to provide reliable guarantee for product quality.

Issue 2 Focus on Manufacturers' Word of Mouth   Concerned about the manufacturer's reputation can be understood from the following three aspects, respectively, customer cases and testimonials, to examine the manufacturer's history and qualifications and after-sales service.     The first is customer cases and testimonials, which can be divided into manufacturers' official website and directly contact manufacturers to get.   1. Manufacturer's official website display: regular special gas cabinet manufacturers usually display some customer cases on their official website, including the names of cooperative customers, usage scenarios, project profiles and so on. You can view these cases to understand the application of the manufacturer's products in different fields. If the manufacturer has cooperation cases for famous enterprises or large-scale projects, it can reflect the reliability of its products and the strength of the manufacturer to a certain extent. For example, if the manufacturer has provided special gas cabinets for a well-known semiconductor company, it means that its products may have met the industry's high requirements for the safety and stability of gas supply.   2. Directly contact the manufacturer to obtain: you can directly ask the manufacturer whether there are similar needs of customer cases can be referred to, or can provide customer contact information for consultation. If the manufacturer can actively cooperate and provide real, detailed customer cases and contact information, it shows that it has confidence in its own products and is willing to let potential customers understand the actual use of the situation. When communicating with the customers provided by the manufacturer, focus on asking about the experience of using the special gas cabinet, whether there has been a failure, the manufacturer's response speed and problem-solving ability.     info@szwofly.com     Examine the history and qualification of the manufacturer such as the following three ways to understand     1. Years of operation: The years of operation of a manufacturer can reflect its stability and market recognition to a certain extent. Generally speaking, manufacturers with longer operating time have accumulated more experience and technology, and may be more secure in product quality and after-sales service. However, it can not be generalized, some emerging manufacturers may rely on innovative technology and quality service to quickly gain market recognition, so it is also necessary to combine with other aspects of a comprehensive assessment.   2. Qualification: Check whether the manufacturer has the relevant industry qualification certificates, such as quality management system certification (such as ISO 9001), environmental management system certification, special equipment manufacturing license. These certifications are manufacturers of production management and product quality in line with certain standards of proof, with a full range of certified manufacturers are usually more standardized in the production process and quality control, product quality is more secure.   3. Honors and awards: to understand whether the manufacturer has won the industry's honors, awards or patents. For example, to obtain the “high-tech enterprise” title, a technical innovation awards or have a number of related patents manufacturers, usually in the technology research and development and product innovation has a certain advantage, its products may be more competitive, and the reputation is relatively good.   After-sales service evaluation     1. After-sales response speed: to understand the response speed of the manufacturer when customers encounter problems. Relevant information can be obtained by consulting the manufacturer's existing customers or checking online reviews. A fast after-sales response can minimize the impact of equipment failure on production or experiments, avoiding greater losses.   2. Repair and maintenance services: Find out whether the manufacturer provides regular repair and maintenance services, as well as the contents and charges of the services. Good repair and maintenance services can extend the service life of the special gas cabinet to ensure the long-term stable operation of the equipment. (Foreign customers provide video guidance on maintenance)   3. Customer training: Ask the manufacturer whether to provide customer training, including the use of equipment, precautions, routine maintenance and other aspects of training. Comprehensive customer training can help customers better use and maintain the special gas cabinet, reduce the faults and problems caused by improper operation. (Foreign customers provide video operation tutorials)