- Qingdao Ningtaixin Environmental Protection Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Song Qi Technology Co. Ltd
- Main business:
- East AsiaChina(Mainland)
- Safety Scaffolding Co., Ltd. (Qingdao)
- Main business:
- East AsiaChina(Mainland)
- Qingdao Nine-tripod International Trading Co.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Honesty Industries Limited Company
- Main business:
- East AsiaChina(Mainland)
- Qingdao Make Silica Gel Dryer Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- OMEGA TECHNOLOGY INC.
- Main business:
- East AsiaChina(Mainland)
- Qingdao Sea Star Packaging Industry Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Global Fortune(HK) Industrial CO.,Ltd
- Main business:
- East AsiaChina(Mainland)
- Qingdao Jihai Import And Export Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Hong Kong Proud Industry Limited
- Main business:
- East AsiaChina(Mainland)
- Junhao Hardware Products Factory
- Main business:
- East AsiaChina(Mainland)
- Advanced Plus Tech Share Ltd.
- Main business:
- East AsiaChina(Mainland)
- Qingdao Windoor Window & Door Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Ruifeng metal Jewelry Factory
- Main business:
- East AsiaChina(Mainland)
- Qingdao Shanhai Science and Technology Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Qingdao Lanneret Steel Ball & Bearing Co,.Ltd
- Main business:
- East AsiaChina(Mainland)
- Qingdao Dadou Arts & Crafts Co.,Ltd.
- Main business:
- East AsiaChina(Mainland)
- Qingdao Doowin Rubber and Plastic Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Qingdao Sincere Imp & Exp Co., Ltd.
- Main business:
- East AsiaChina(Mainland)