Ụgwọ nke ụlọ ọrụ Beijing Reagent Latex Products Co., Ltd. adreesị No.6 Xingguang 5thStreet, Taihu Town, Tongzhou District, Beijing 101111, China E-mail reagent@bjreagent.com reagent@reagent.china.com Ekwentị 0086-10-815025240086-10-81502522(Faksị)
