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- Main business:
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- Main business:
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- Main business:
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- Main business:
- Jiangmen CNCT Hardware Electric Appliances Co., Ltd.
- Main business:
- Qingdao Longtai Steel Construction Engineering Co., Ltd.
- Main business:
- Qingdao Huayuan Steel Structure Co., Ltd.
- Main business:
- Wuxi Chiyang International Trading Co., Ltd.
- Main business:
- Qingdao Senwang Steel Structure Building Stock Co., Ltd.
- Main business:
- Shijiazhuang Sanhe Light Steel Co., Ltd.
- Main business:
- Weifang Tailai Steel Structure Engineering Co., Ltd.
- Main business:
- Zhejiang Putian Integrated Housing Co., Ltd.
- Main business:
- Qingdao Director Steel Structure Co., Ltd.
- Main business:
- Qingdao Steel Trading Co., Ltd.
- Main business:
- Fujian Yingtekai Construction And Development Co., Ltd.
- Main business:
- Qingdao Canam Integrated House Co., Ltd.
- Main business: