The quality of Douai is guaranteed. It undergoes a field site test to check its sunlight absorptivity, energy storage as well as its energy utilization. APTEK has guaranteed the applications of connectors in food & beverage, chemicals, wood, LED lighting, etc
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Douai will go through double inspection and quality test. It is tested in terms of its sleeves, springs, and position wedges in the last production stages. A total of 11 steps are built for custom service at APTEK such as technical feasibility analysis
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Douai is under the real-time control of the R&D team. The team will carry out a routine sampling and analysis of the raw materials so as to acquire information necessary for the economic appraisal of ores and concentrates. APTEK manufactures connectors up to the IEC international standard
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The freezing technology of Douai has been greatly improved by our R&D team who tries to achieve the great cooling effect while shortening the freezing time. Easy Connection at Industrial Sites is the pursuit of APTEK
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The design of Douai is carried out around some fundamental considerations such as overall bag weight, overall shape and balance, type and configuration of zippers, etc. Founded in 2009, APTEK is a professional manufacturer of industrial waterproof connectors
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Product quality has been recognized by international authoritative testing organizations. Easy Connection at Industrial Sites is the pursuit of APTEK