Shanghai Bluestone Plastic Technology Co., Ltd. Icyumba1102, No.18, Umuhanda wa Shunyi Shanghai, Ubushinwa li_qing@bluestone.com.cn 0086-13817697799, 0086- (0) 21-62444079,0086- (0) 21-62444608 Ku wa mbere-Kuwa gatanu: 9h00 kugeza 18h00Ku wa gatandatu, Ku cyumweru: Gufunga Andika ubutumwa bwawe hano hanyuma utwohereze
