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| BETTER
Drilling FLuid Equipment Industrial Limited, China
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| Ebara,
Japan |
| Flowserve
Corporation, USA |
| Grundfos,
Denmark |
| Huirun
Electrical machinery Co., Ltd., China |
| ITT
Inc. |
| KSB
SE, Germany |
| Kunming
Kunshui Industrial Pump Co.,Ltd., China |
| Schlumberger
Limited, France |
| Sulzer,
Switzerland |
| Wenzhou
Johames Technology Co.,Ltd, China 86-188-15173217 |
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