Be Proud

DOROSIN factories locates in Hangzhou and Foshan cities, Guangzhou headquarters focus on domestic and global marketing. DOROSIN employees and turnover values are both growing at a rate more than 20% year after year. Thanks to 20 years professional experience, DOROSIN products have great cost advantages and perfect comprehensive performance.

"Innovation is the Source of Development"

Relying on outstanding innovative technology capabilities, DOROSIN has gone deep into various industries to help customers improve their climate air conditions.DOROSIN always insist on using exquisite technology to make industrial manufacturing easier while concerning about global climate change.

Global Standard

Quality Management System：

CCC   CQC  ISO9001

Certificate：

CE  ROHS   CB   KC   PSE   ETL   DOE  
other world-wide authoritative certificates