Danyang City Jingbei Hardware Tools Co., Ltd. is a professional manufacturer of different kinds of brass cylinder . Our main products include double cylinder, single cylinder, oval cylinder, half cylinder and rim cylinder. Our company was established in 2007 and we have many years of experience in hardware industry. Located near Shanghai and Nanjing, we enjoy convenient traffic, it only takes more than one hour by high-speed rail from Shanghai to our city-Danyang Station Our products is ...