AV巨作丝袜秘书国产_无码日韩精品快射视频_黄片视频免费在线播放_青青草原在线播放_亚洲欧美日韩精品自拍另类_曰女同女同中文字幕_AV永久免费网站AV无码_自拍乱伦中文高清_日本xxx在线播放_正在播放国产精品第一页

About Us


our priorties

Woolf valve manufacturing co., LTD is a high school pressure valve and compensator manufacturers and service providers, specializing in valve and compensator of the research, development, production, constantly absorbing Germany cooperative enterprises mature production technology and production process, efforts to make the valve and the compensator of the international standard production line, providing customers with convenient, fast, and one-stop solution of energy saving, environmental protection. The company is located in gu 'an industrial development zone, with a registered capital of 100 million yuan, covering an area of about 550 mu and a building area of about 350 mu. The company has 350 employees, all kinds of full-time technical staff 120 people, including 15 licensed engineers. North China is one of the largest valve manufacturing base.

 
 
The company has established a perfect product quality assurance system, successively obtained TS special equipment production license, iso9001:2015 quality system certification, iso14001:2015 environmental management system certification, OHSAS 18001:2007 occupational health and safety management system certification, CE certification, American API certification, invention patent certificate, high-tech enterprise certification.
 
The company specially has the valve and the compensator research and development department, the production management department, the physical and chemical test department. With large CNC processing, welding heat treatment, assembly, robot automatic welding machine, plasma spray welding, large ball polishing, physical and chemical and non-destructive testing, automatic pressure and torque testing, valve automatic spraying paint drying and other high-precision, modern processing and testing equipment. Relying on perfect management mode, mature technology and production process, and advanced testing system, the quality of products can be constantly improved, to provide high quality valve products for customers at home and abroad

Years of strength to ensure brand strength and reputation

Company Idea

In the current fierce market competition, the enterprise has always followed the business philosophy of "science and technology as the guide, quality as the guarantee, integrity as the criterion, service as the goal", adhere to the pursuit of quality, and strive to build brand value.

Assured Quality

With perfect quality management system and technical support, our products have passed ISO9001 quality, environment, occupational health management system certification, to provide customers with high quality products and excellent quality service.

Continuous innovation and research

The company has an independent valve research and development department, mainly engaged in industrial valves and products of environmental protection and energy conservation, as well as new technology, new products research and development.

After-sales service system

The company's slogan is "raise the spirit of craftsmen, tree years of quality", "integrity" is the basic principle of our business; "Quality" is our basis。