Taiwan
Sumei Chemical Company Limited – Headquarter
Addr：10F., No.293, Sec. 2, Tiding Blvd., Neihu Dist., Taipei City 11493, Taiwan.
For inquiry please email to：sales@sumei.com
Tel：+886-2-8751-4357
Fax：+886-2-8751-4360
Sumei Chemical Company Limited - Taoyuan Facility
Addr：No. 66, Ln. 889, Wenlin Rd., 6th Neighborhood, FuLin Village, GuanYin Dist, TaoYuan City 32849, Taiwan.
For inquiry please email to：sales@sumei.com
Tel：+886-3-483-9311
Fax：+886-3-483-9317
China
Hontex (Dongguan) Chemical Company Limited
Addr：No.7, Shuanglong Rd., Xiaobian Industrial 2nd Distict, Changan Town, Dongguan City, Guangdong Province, China
For inquiry please email to：sales@sumei.com
Tel：+86-769-8553-3620 
Fax：+86-769-8553-3635
Email：hontex@sumei.com
Dongguan Rayan Polymer Company Limited
Addr：No. 14, Shuanglong Rd., Xiaobian Industrial 2nd Distict, Changan Town, Dongguan City, Guangdong Province, China.
For inquiry please email us: sales@sumei.com
Tel：+86-769-8553-3620 
Fax：+86-769-8553-3635
Email：hontex@sumei.com
Dongguan Hones Material Technology Co., Ltd.
Addr：211, Maolong Group, Tianzhai East Road, Yisha Village, Shatian Town, Dongguan City, Guangdong Province, China. Postal code: 523998
For inquiry please email us：sales@sumei.com
Tel：+86-769-8880-8241
Fax：+86-769-8880-8240
Email：hontex@sumei.com
Kunshan Sumei Material Technology Co., Ltd.
Addr：No. 192, Quinfeng N. Rd., Qiandeng Town, Kunshan City, Suzhou City, Jiangsu Province, China.
For inquiry please email us：sales@sumei.com
Tel：+86-512-5746-9151
Fax：+86-512-5746-9155
Email：hontex@sumei.com
VIETNAM
CÔNG TY TNHH SUMEI MATERIAL ( VIETNAM )
Addr：No. 1 VSIP2A, Road No. 23,Industrial Park Vietnam - Singapore 2A, Vinh Tan Commune, Tan Uyen Town, Binh Duong Provice, Vietnam. 
For inquiry please email us：sales@sumei.com
Tel：+84-274-2222694
Fax : +84-274-2222695