1, Shanghai Hanche Metal Products Co., Ltd.

Main products: 2205 round steel, 2205 steel plate, 2205 flange, 2507 steel plate, 2507 flange and 2507 round steel.

Address: No.3333 Xiangjiang Highway, Jiading District, Shanghai.

Established on 2016/04/08.

2. Wuxi He Rui Stainless Steel Co., Ltd

Main products: stainless steel coil, stainless steel tube, stainless steel bar, stainless steel angle steel, stainless steel profile, etc. ，3 16L，304L，3 17L，32 1。

Address: Building 7, New South Stainless Steel Trading Center, No.289 Fangcheng Avenue, Wuxin District 1.

Established on June 2, 20061.

3. Shenzhen Hongyongchang Metal Material Co., Ltd..

Main products: die steel, high speed steel, tungsten steel, non-ferrous metal alloy, alloy structural steel.

Address: No.8-22, Dongfu Road, Songgang Street, Baoan District, Shenzhen.

Established on 20 15-04-02.

4. Shanghai Longji Stainless Steel Products Co., Ltd.

Main products: stainless steel, tool steel, die steel, alloy steel and spring steel.

Address: Shanghai Jiading Industrial Zone 1200.

Established on July 7, 2009.

5. Shanghai Longji Metal Products Co., Ltd.

Main products: beryllium copper; Electrode copper; Lead brass; Phosphor bronze; Tungsten copper; Tungsten steel; Die steel; high-speed steel

Founded on May 7, 2009.