1, Zhangqiu Qunyi Machinery Manufacturing Co., Ltd.

Main products: Roots blower; Blower; Three-leaf roots blower; Three-blade Roots vacuum pump: Vacuum pump; Roots blower; Three leaves roots blowers.

Address: South of Jiazhuang Village, Zaoyuan Sub-district Office, Zhangqiu City, Shandong Province.

Established on March 2, 2009.

2. Jinan xinggu machinery co., ltd.

Main products: Zhangqiu Roots Blower, Zhangqiu Blower Factory, Zhangqiu Roots Blower.

Address: Xianggong Town, Zhangqiu District, Jinan, Shandong.

3. Zhangqiu Oasis Machinery Co., Ltd.

Main products: three-leaf roots blower, roots vacuum pump, gas type, high pressure type and anti-corrosion roots blower.

Address: Xianggong Town Industrial Park, Zhangqiu.

Founded on March 3, 2006.

4. Jinan Zheng Qi Machinery Industry Co., Ltd.

Main products: high-pressure blower, rotary blower, Roots blower, fan sound insulation cover.

Founded on March 20, 2009.

5. Guizhou Bond Environmental Protection Equipment Co., Ltd.

Main products: sewage treatment equipment, water purification equipment, water supply equipment, stainless steel water tank, glass fiber reinforced plastic septic tank, oil separation tank, oil fume purification equipment and filtration equipment.

Address: Phase III of Xiangjiang Garden, No.6 Xiangjiang Road, Guiyang Economic and Technological Development Zone, Guizhou Province.

Established: 20 15- 12-09.