dongguan zhenglang precision metal parts co., ltd. is located in chang\'an town, dongguan city. it is a modern factory with complete powder metallurgy production capacity. it specializes in producing planetary gear reducers, auto parts, high-performance powder metallurgy parts and precision metal parts. used in automotive, communications, offic...
dongguan zhenglang precision metal parts co., ltd. is located in chang\'an town, dongguan city. it is a modern factory with complete powder metallurgy production capacity. it specializes in producing planetary gear reducers, auto parts, high-performance powder metallurgy parts and precision metal parts. used in automotive, communications, offic...
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tel：mr ding 180 2902 0818 mr zhang 138 2363 4768
fax：0755-23088059
email：company@qq.com
q q：13925200705
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