Anhui YingYuan Vacuum Technology Co., Ltd. is a wholly-owned acquisition of Beijing Langhe Technology Co., Ltd. by an enterprise under Yingliu group, Established professional R & D, design, production and sales of vacuum acquisition equipment and vacuum application system enterprise, is a leading enterprise in the domestic R & D of claw type dry vacuum pump (claw pump), drafted the industry standard of claw type dry vacuum pump, has a number of independent intellectual property rights of claw type dry pump, screw dry pump, anti-corrosion screw dry pump and vortex pump, and fills many gaps in China.

The company is mainly engaged in the design, production and sales of intelligent vacuum application systems such as dry vacuum pump, complete vacuum unit, oil and gas recovery system, environmental management system, plateau oxygen enrichment system, etc.

The company has the world's advanced production and manufacturing equipment, including 28 sets of five axis machining center and multiple intelligent assembly and testing production lines. The annual production capacity of dry vacuum pump is more than 10000 sets, the complete vacuum unit is more than 1000 sets, and the intelligent vacuum application system is more than 5000 sets.

The company's products are widely used in the fields of petroleum, chemical industry, pharmaceutical, electronics, aerospace, nuclear energy, etc., among which the vertical claw pump has become the designated product of rocket fuel filling vacuum system in Hainan, Jiuquan and other satellite launch bases due to its excellent performance and extraordinary stability.

Relying on technical design capacity, production and manufacturing capacity, global service network, strong after-sales support capacity, and 20 years of rich industry experience, the company is determined to become a "global green environmental vacuum dry pump system and intelligent application technology solution supplier".