HONG KONG VANDO CO., LTD is grouped with a team of enterprising engineers, with over a decade of experience in RFID field, and well versed in customer support. VANDO has been developing quality products to meet the demands of diverse markets. We're located in Shenzhen, China. Our products include RFID cards, RFID Wristbands, RFID key fobs, RFID readers, RFID animal tags, etc., which can be designed and manufactured according to customers' needs.

Shandong Techgong Geotechnical Engineering Equipment Co., Ltd is a key national manufacturing enterprise of coal mining tools, shield cutters, and foundation drilling tools, including road planning cutter bits, etc. The company ranks among the top of the industry in terms of production scale and design capability. The company has won wide acclaim with its good products and services. In order to guarantee and steadily improve the product quality,

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