Shanghai Sikaideng Door Industry Co., Ltd.

Shanghai Nuojie Door And Window Co., Ltd. (Xiangjing Road)

Shanghai Pan'an Doors Co., Ltd.

Shanghai Aobang Aluminus-plastic Door and Window (Tongrun Meiying Shangyuan Shop)

Shanghai Guzhu Motor-driven Door Industry Co., Ltd.

Shanghai Shuangxitong Door And Window Factory Operation Headquarters