- Headquarter: Hangzhou Yichuan Building Materials Technology Co., Ltd.
- Contact Person: Chen Huihao +86-13616663588
- Tel: +86-571-86073072
- Address: Room 2701, Yintai International Building, No.1600 Kejiguan Street, Changhe Jiedao, Binjiang District, Hangzhou City, Zhejiang Province
- Wenzhou Branch: Wenzhou Yichuan Glass Co., Ltd.
- Contact Person: Chen Lili +86-13806898823
- Tel: +86-577-86555701
- Address: Room101-104, Building 2, Shangbao Apartment, Opposite of Bureau Of Finance, Xiushan Road, Lucheng District, Wenzhou City, Zhejiang Province
- Lishui Branch: Lishui Liandu Yichuan Glass
- Contact Person: Ling Weifeng +86-13736338845 / Ling Dimin +86-13656775312
- Tel: +86-578-2399111
- Address: No.1018 Heping Road, Liandu District, Lishui City, Zhejiang Province