中国石油天然气股份有限公司玉门油田分公司机械厂
Exhibit Profile：
φ16—φ38 sucker rod, φ25—φ38 polished rod, classified into C， D, K, KD，HL and HY level, φ27—φ95 cylinder oil well pump; Beam-pumping unit with the models of type 3, type 4, type 5, type 8, type 10,type12, type 14, type 16
φ16—φ38 sucker rod, φ25—φ38 polished rod, classified into C， D, K, KD，HL and HY level, φ27—φ95 cylinder oil well pump; Beam-pumping unit with the models of type 3, type 4, type 5, type 8, type 10,type12, type 14, type 16
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