The main competitor of Swagelok valves.

Lessing Chua Ying's main competitor is Lessing Cai Ying. Kunshan Lessing Clean Application Materials Co., Ltd. was established in 199 1 Taiwan Province Province, and its vacuum electronics department was established in 1995. In 2000, its headquarters moved to Lujia Town, Kunshan City, Jiangsu Province, and the company was successfully listed in Shenzhen on September 201/kloc-0.