Tetra Technologies Limited is a petro- chemical equipment/ fluid handling equipment distributor, stockist and supplier located in Hong Kong for Hong Kong and China markets mainly.
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- 德雅科技有限公司 为一家成立于香港石油化工和液体流量储存; 输送及计量设备代理商; 存货人及销售商.;主要市场包括香港和中国内地