久久久久国产精品aⅴ天堂,成人性生交A片免费直播APP ,男女扒开双腿猛进入爽爽免费,日本JAPANESE少妇高清

Our company founded in 1997,now 23 years' experience in soft Mnzn Magnet ferrite core field.we are manufacturer and trading company. Fcatory located in Haining city of Zhejiang Province,office located in Shanghai of China.

More than 300 staffs and 100 equipment and testing machines, with own P&D ,QC department.

More than 500 types of ferrite  cores ,and we can also customized according to your requirements(OED/ODM),Meanwhile,make one sample for u before order.

ISO 9001,ROHS SGS Certificate and testing report