广东时时彩20选

About Raylens

Raylens is a world leading company of optical fiber sensingapplication. Our company focuses on oilgas industry, providing (1) research& development, production, project design, as well as installation service of different kinds of optical fiber sensing systems; (2) data analyzingvalue estimating service for oilgas wells; (3) big data platform service for oilgas field blocks.

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广东时时彩20选
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