Hangzhou Tangwei Technology Co., Ltd. was established
Hangzhou Tangwei Technology Co., Ltd. was determined to provide filtration, separation and purification solutions for global customers
Tanvi sanitary vent filter housing heater start production
Hangzhou Tangwei Technology Co., Ltd. was renamed as Hangzhou Tanvi filtration equipment Co., Ltd. establishing the enterprise idea of Tanvi, 'no filtration, no life'
Quality system certification was established
Halal system certification completed
The company's comprehensive production system adjustment was completed
To be continued