NINGBO SUNWELL SEALING MATERIALS CO.,LTD is one of the biggest sealing and heat preservation products manufacturers in C...
2011-10-25
Ningbo Junchi Oilfield Supply Co., Ltd. is founded in 2003, which is one of the earliest companies developing sealing pr...
2011-08-04
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2010-02-27
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2010-02-21
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2009-12-15
Ningbo Gaote Sealing Elements Co., Ltd.
2008-08-18
Ningbo Junchi Oilfield Supply Co., Ltd. is founded in 2003, which is one of the earliest companies developing sealing pr...
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