Changzhou Lanyi Aircraft Equipment Manufacture CO.,LTD ( CAEC) is specialized in designing and manufacturing all kind of pressure vessels , tank containers , welded gas cylinders . and our co***ny is also the largest steel gas cylinder production export base . our products are approved by the authoritative party such as ASME , LR , BV , GL ,TUV, KGS and exported to many countries , our co***ny earns a good reputation for our products with high quality and reasonable price and best service support .
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