Lub tuam txhab: Shenzhen Bei Te Purification Technology Co., Ltd. Chaw nyob: Tsev 2nd, Jue Yuan Industrial Estate, Li Gang Road South, Sha Jing Town, Bao-an District, Shenzhen, Suav. Xov tooj: 0755-23062517 / 13923708080 E-mail1:leeson@gdbeite.comE-mail 2:joy@gdbeite.com Sau koj cov lus ntawm no thiab xa tuaj rau peb