ZHEJIANG JIALIN PIPE VALVE CO., LTD. ke khoebo e felletseng e kopanyang moralo oa li-valve, r&d, tlhahiso le thekiso. Khamphani ea rona e Seterekeng sa Longwan, Toropong ea Wenzhou, China, e tsejoang e le toropo ea hae ea li-valve le lipompo, 'me e haufi le Boema-fofane ba Machaba ba Longwan ka lipalangoang tse bonolo.