Guangzhou Darry Optical Co., Ltd.
Chongqing Lingtong Industrial Co., Ltd.
Ulikia Technology Co., Ltd.
Taizhou Jiaojiang Zhameng Trade Co., Ltd.
Yiwu Hongchao Hardware Accessories Co., Ltd.
Yiwu Zhixin Trading Co., Ltd.
Yiwu Sandro Trading Co., Ltd.
Shenzhen Mayla Optical Co., Ltd.