Didirikeun taun 1995, Yueqing Wanshfa Electronic Co., Ltd. milik Wanshfa.Ieu husus dina rarancang, panalungtikan, pabrik jeung ngajual sagala jinis push switch, rocker switch, push tombol switch, mikro switch, toggle switch, ngarobah switch, jsb pruducts loba dipaké dina widang alat éléktronik.