Topwill Group Limited – Honkongas
Adresas: No. 1 Queen's Road Central Honkongas.
Jiangyin Topwill Welder Co Ltd - Kinija
No185, Shashan Avenue, Zhouzhuang Town, Jiangyin miestas, Jiangsu, Kinija
Jiangyin Topwill Flange Fitting Co Ltd - Kinija
No185, Shashan Avenue, Zhouzhuang Town, Jiangyin miestas, Jiangsu, Kinija
Jiangyin Topwill Hi-Precision Co Ltd – Kinija
No185, Shashan Avenue, Zhouzhuang Town, Jiangyin miestas, Jiangsu, Kinija
EverRich Flange SDN.BHD – Malaizija
Adresas: 16, Jalan Permata 1A/KS 09, Pusat Perniagaan Bestari, Taman Perindustrian Air Hitam, 42000 Klang, Selangor. Malaizija