Shenzhen Longer Industry Co., Ltd - Made-in-China.com
2012-12-28 · Company Introduction. Shenzhen Longer Industry Co., Ltd., founded in 2003, engaged in the R&D, production, sale and after-sales service of various portable oxygen can and liquid nitrogen container. We have exquisite technology, a high-quality professional team, advanced equipment and complete testing methods. Our main products include portable ...
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