Douwin Int'l Industry Limited

our( douwinlock.com) main products CE-certified by SGS consist of hotel lock, card cabinet locker electronic magcard magnetic IC 125khz RF 13.56Mhz Mifare Sauna TM one pass, smart proximity intelligent ID fingerprint digital energy ...

Address：E Building, Yuean Industry Park, Dongpu, Tianhe District,, Guangzhou, Guangdong, ChinaBusiness type：Manufacturing