Shouguang Kunlong Petroleum Machinery Co., Ltd., lies in world well-known vegetable city - Shouguang, Shandong of China, about 150 km from Qingdao port.
We are specialized in manufacturing of petroleum machinery, including
sucker rod: API standard, Grade D, H polished rod: API standard, Grade D, H sucker rod coupling: API licenced products, Class T&SM, sucker rod pump: API licenced product, rod and tubing pump, anti-sand pumps, water injection pumps, hydraulic feedback pumps and oth...
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