2018/11/02

【Chinatungsten】Stainless Steel Smart Door Lock Types


Fingerprint lock is an intelligent lock with somatic fingerprint as its identification carrier and means. It is the perfect combination of computer information technology, electronic technology, mechanical technology and modern hardware technology. Generally, the fingerprint lock is composed of two parts: electronic identification and control, mechanical linkage system. The uniqueness and non-reproducibility make it the safest lock among all locks at present.

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【Chinatungsten】tungsten copper electrolytic process

Processing In the process of electrolyzation, use a certain proportion of NaCl, KCl, Na2WO4 and CuO4 mixed solution and graphite as el...