Zhejiang Jinggong New Material Technology Co., Ltd. is a subsidiary of Jinggong Technology (stock code SZ002006), a listed company. It is mainly committed to the research and development, design, and optimization of new materials, new energy, and environmental pollution control technologies. It has research and development centers in Los Angeles, USA and Hangzhou, China, and its business involves technical services in the fields of new materials (silane, gas-phase white carbon black, etc.), new energy (polycrystalline silicon, biofuels, etc.), and environmental pollution control (wastewater treatment, hazardous waste treatment, soil remediation). At the same time, relying on its strong research and development capabilities and the powerful equipment manufacturing capabilities of Jinggong Technology, it innovates and develops advanced equipment. The company has hired foreign experts to lead the team, integrated domestic industry talents, and cooperated with multiple domestic and foreign institutes to provide customers with more advanced and complete process technology packages, advanced process equipment, engineering design support, and on-site operation services. Jinggong New Material Technology Co., Ltd. always puts customers first, pays attention to every detail, and is committed to becoming a leader in the industry.

The company's current high-purity silane gas technology, silane CVD, particle fluidized bed, polycrystalline silicon cold hydrogenation complete set technology, and gas-phase white carbon black technology are already quite safe, mature, and advanced. The main production equipment and related engineering services for silane, polycrystalline silicon, and gas-phase white carbon black have reached industry standards and can fully meet the diverse needs of different customers.


In the field of environmental pollution control, the company focuses on talent introduction and technology research and development, actively developing technologies and equipment for water pollution control, hazardous waste treatment, sludge resource utilization, etc., making the company a comprehensive service provider for environmental pollution control. At present, we have multiple core environmental protection technologies, including electrochemical/electrocoagulation, electrocatalytic oxidation, electrodialysis, catalytic oxidation, characteristic anaerobic biological treatment technology, ultra concentrated membrane treatment technology, wastewater evaporation equipment, etc. We have certain advantages in treating high concentration organic wastewater, high salt wastewater, and wastewater.

Zhejiang Jinggong New Material Technology Co., Ltd. can provide customers with integrated solutions from early-stage consultation to terminal products, and tailor high cost-effective services for customers, including project early-stage consultation, feasibility report research, process package, basic design, detailed design, key equipment, and overall turnkey services. At the same time, we also provide customers with troubleshooting and bottleneck removal services to solve practical problems in their existing factories, improve their production capacity and product quality.

Hangzhou Gaoyan Technology Co., Ltd. (YXGAS) is a joint-stock company that integrates the research and development, production, sales, supporting, service, and design, manufacturing, installation, and acceptance of gas pipeline manifold systems. The company has gathered a group of professional talents in the high-purity process transportation industry to provide customers with design, installation, and commissioning services for pressure reducers and their supporting products, as well as the preparation, storage, and transportation systems of high-purity gas media. Simultaneously providing indoor quality control equipment and systems necessary for demanding production environments. Hangzhou Gaoyan (pressure reducer) has always adhered to the concept of providing customers with reasonable pipeline transportation solutions, with the goal of becoming the supplier of high-purity gas transportation systems and providing customers with many classic solutions. Products and services are widely used in the following fields:
Semiconductor Microelectronics, Solar Lighting (Optoelectronics), New Energy, Petrochemical, Biopharmaceutical

YXGAS promises that all products sold are qualified after factory inspection. Any usage problems caused by product quality can be repaired or replaced free of charge, and the cost will be borne by our department.
The scope of maintenance includes: pressure reducers, valves, joints, etc.
The maintenance period is:
1. Stainless steel is used for highly corrosive gases with a warranty period of three months
2. Stainless steel for medium corrosive gases with a warranty period of six months
3. Stainless steel and nickel plated copper for non corrosive gas warranty period of one year
4. Brass material pressure reducer warranty period of three years
Note: Appropriate fees will be charged for repairs beyond the repair period.

As a technician in the ultra-high purity pipeline system installation industry, Hangzhou Gaoyan has many years of successful experience. From detailed engineering design to on-site initiation, we have sufficient experience and resources to complete each project and satisfy you, and we can provide short construction periods and competitive prices. By integrating professional technology, work, and a high-quality team, Hangzhou Gaoyan can provide you with solutions for ultra-high purity process systems from design, consulting, installation, testing, debugging, to assisting in certification. In addition, Hangzhou Gaoyan Technology Co., Ltd. has always been the provincial-level agent of Jierui pressure reducer products in Zhejiang, responsible for the work of Jierui in Hangzhou and Zhejiang. The product specifications are complete and the coverage is wide; At the same time, Gaoyan has independently developed more economical and practical pressure reducing products. At present, the product series provided includes stainless steel pressure reducers (including ammonia pressure reducers, chlorine pressure reducers, nitric oxide pressure reducers, sulfur dioxide pressure reducers, hydrogen chloride pressure reducers, hydrogen sulfide pressure reducers and other single-stage and two-stage pressure reducers, high-pressure pressure reducers), with models R11, R12, R14, R15, R21, R22, R23, R31, R44, R77, etc; Brass pressure reducers (352 series pressure reducers, 152 series pressure reducers, 151 series pressure reducers, 452 series pressure reducers, 550 series pressure reducers, high flow 155 series pressure reducers, 153 series pressure reducers, ultra high flow low pressure R66B series pressure reducers, 155M series pressure reducers for busbars, 153M series pressure reducers, 155L series pressure reducers for pipelines, 153M series pressure reducers, low flow 190 series pressure reducers, back input 210 series pressure reducers, as well as pipeline type 155L series pressure reducers, 152L series pressure reducers, 210SR series pressure reducers, high pressure 550 series pressure reducers, 591 series pressure reducers, high flow high pressure pressure pressure reducers 155HF series). From the medium, there are oxygen pressure reducers, nitrogen pressure reducers, helium pressure reducers, argon pressure reducers, hydrogen pressure reducers, methane pressure reducers, propane pressure reducers, acetylene pressure reducers, natural gas pressure reducers, and carbon dioxide pressure reducers. At the same time, we also act as an agent for some domestic brands of pressure reducers, instrumentation products, and analyzer products. We welcome all * friends to visit and guide us, and seek common development.

Gaoyan's integrity, strength, and product quality have been recognized by the industry. Welcome friends from all walks of life to visit, guide and negotiate business with Gaoyan Company.