samfuroriBABBAN KAYAN AIKI

Tun daga shekarar 1966, KEFA Group ta fara wani gagarumin tafiya mai cike da tarihi wadda ta shafe sama da rabin ƙarni. A shekarar 1966, aka kafa KEFA Foundry a Tianjin, wanda hakan ya nuna farkon ci gaban kamfanin. A shekarar 1968, kafa masana'antar roba ta ƙara faɗaɗa harkokin kasuwancin kamfanin. Bayan shekaru da dama na tarin ƙwarewa, Valve Factory ta bunƙasa a shekarar 2001.