欧美VV亚洲V日韩九九_国产精品IGAO视频网网址_国产激情久久久久影院老熟女_久久精品国产亚洲AV网站

Who we are

    We are professional diamond and CBN manufacturer,
    Making Efforts To Press Ahead is our Philosophy,
    Achieving sustainable transmission is our goal.


Name
Telephone
E-mail/QQ
Message

Bold Group

Forturetools

Yucheng Diamond

BYD Abrasives

YuCheng

Malaysia
ADD: No.10 Dongqing Street,
High&New tech Development Zone.
Zhengzhou, Henan, China.
Postal code: 450001 E-mail：
Phone: 86162612
?Copyright 2004 Zhengzhou Bold Abrasives Co., Ltd. All Rights Reserved.
Leave Message
Name
Telephone
E-mail/QQ
Message