| After-sales Service: | 12 Months |
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| Warranty: | 12 Months |
| Manufacturing Process: | CNC Milling |
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The total area of the factory is of 51300 square meters, including standard industrial factory building 16000 square meters, and 10100 square meters of office, science and technology research and development center, products exhibition hall, dormitory and leisure entertainment. The company owns 66 sets of precision CNC lathes, intelligent painting and sanding line and other auxiliary equipment 167 units, with domestic production area is one of the largest automated coupling production lines, the collar can reach an annual output of 3.6 million, nipple, buckle and all kinds of oil down hole tools 1.7 million sets
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