- Tianjin Chinaland International Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Goldstone International Trade Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin City Kainuo Industrial Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Jinbao Musical Instruments Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin ZhengAo International Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Spider Steel Trade Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Shungong International Trade Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Huaanxuyang Steel Trade Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin King Forbes Pipe Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin YaoPoly Import and Export Co..Ltd
- Main business:
- East AsiaChina(Mainland)
- Tianjin Helon International Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Tuorui Steel Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Hongwang Piping Engineering Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Junxing Pipe Group Co.. Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Fanghua Technology Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin City Maruiya Trading Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Huasheng Construction Engineering Co,.Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Jichengdaduo Steel Trading Co.,Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Zhenxiang Strip Processing Co., Ltd.
- Main business:
- East AsiaChina(Mainland)
- Tianjin Gangxin Seamless Steel Pipe Co.,Ltd
- Main business:
- East AsiaChina(Mainland)