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Jiangsu Province Quality Credit AA-Level Enterprise

Jiangsu Province Quality Credit AA-Level Enterprise

A Clamping Device for Petroleum Machinery (Patent No.: ZL 2020 2 1805648.3)_01

A Clamping Device for Petroleum Machinery (Patent No.: ZL 2020 2 1805648.3)_01

A Heat Dissipation Device for Petroleum Machinery (Patent No.: ZL 2020 2 1777581.7)_01

A Heat Dissipation Device for Petroleum Machinery (Patent No.: ZL 2020 2 1777581.7)_01

A Traction Device for Agricultural Machinery (Patent No.: ZL2020 2 1730480.4)_01

A Traction Device for Agricultural Machinery (Patent No.: ZL2020 2 1730480.4)_01

A Clamping Device for Petroleum Machinery Workpieces (Patent No.: ZL 2020 2 1880855.5)_01

A Clamping Device for Petroleum Machinery Workpieces (Patent No.: ZL 2020 2 1880855.5)_01

A pipeline cleaning device for petroleum machinery (Patent No.: ZL 2020 2 1806471.9)_01

A pipeline cleaning device for petroleum machinery (Patent No.: ZL 2020 2 1806471.9)_01

A Supporting Platform for Mining Machinery Operations (Patent No.: ZL2020 2 1704409.9)_01

A Supporting Platform for Mining Machinery Operations (Patent No.: ZL2020 2 1704409.9)_01

A petroleum machinery installation drill string (Patent No.: ZL 2020 2 1720685.4)_01

A petroleum machinery installation drill string (Patent No.: ZL 2020 2 1720685.4)_01

A Small Agricultural Machinery Irrigation Device (Patent No.: ZL 2020 2 1884519.8)_01

A Small Agricultural Machinery Irrigation Device (Patent No.: ZL 2020 2 1884519.8)_01

A pipeline cutting device for petroleum machinery (Patent No.: ZL 2020 2 1776240.8)_01

A pipeline cutting device for petroleum machinery (Patent No.: ZL 2020 2 1776240.8)_01

An agricultural machinery seed-fertilizer application device (Patent No.: ZL 2020 2 1720363.X)_01

An agricultural machinery seed-fertilizer application device (Patent No.: ZL 2020 2 1720363.X)_01

A New Type of Petroleum Machinery Casing Power Tongs (Patent No.: ZL 2020 2 1882144.1)_01

A New Type of Petroleum Machinery Casing Power Tongs (Patent No.: ZL 2020 2 1882144.1)_01

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