Zhejiang Dongpu Electronic Science & Technology Co.,Ltd. is one of the leading and professional manufacturers in developing and produce keystone and cabling accessories which is widely used in the field of telecommunication and internet.CHNOK is our brand name and trade mark.Our product has been exported to more than 30 countries world wide.We supply good quality products to our clients and provide after sales service to our customers.We have enjoyed a good reputation in our domestic market and international market.Welcome your inquiries and orders.