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        Intelligent constant temperature and humidity box
        Programmable high low temperature test chamber
        High low temperature tester
        Temperature humidity test chamber
        Programmable temperature humidity tester
        UV aging test chamber
        Fluorescent ultraviolet aging box
        Fluorescent UV test chamber
        Dongguan haoen Testing Instrument Co., Ltd
        Dongguan haoen Testing Instrument Co., Ltd. is a professional manufacturing enterprise specializing in the research and development, production and sales of laboratory test equipment, and has set up various service outlets all over the country. The company has first-class technical and management talents, which makes the company&#39......
        Our Commitment
        We offer you products that are not good, but practical; they do not seek cheap but cost-effective
        Marketing Concept
        Guided by the needs of customers, with brand new products as the main body, we continuously deliver newer and more suitable products to the market
        Product Quality
        Our instrument products meet professional standards and GB.BS.ASTM . EN.UL.ISO .cns. Relevant testing standards of various industries such as DIN
        After-sale Service
        Customers' requirements are our goal. Our products are free installation, debugging, door-to-door training, one-year free warranty, lifelong maintenance and upgrading.
        Latest News
        Refrigeration mechanism and principle of high and low temperature test chamber
        The refrigeration cycle of high and low temperature test chamber adopts reverse clamp if cycle, which consists of
        Maintenance method of tensile testing machine
        1 The first is daily maintenance, which is what we need to do every day or after each experiment1) Before the
        Factors affecting test accuracy and function of tensile testing machine
        The force sensor of the tensile testing machine: the quality of the sensor directly determines the accuracy and

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        +86 0769-89775458

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