Yantai Zhongyun Building Materials Co. , Ltd. has the secondary qualification of concrete raw prefabricated components, advanced GRC board and prefabricated components production and supporting equipment,producing various kinds of large and medium-sized industrial and civil concrete components.The main products include GRC wall panel, large roof panel, bridge panel, crane beam and large post-tensioned folding line roof frame, etc.The company produces about 100,000 square meters of GRC boards in two sizes: 9cm and 12cm.The products are economical, practical, beautiful and widely used and have the advantages of light weight, high flatness, fast installation, good integrity, no cracks, low overall cost, etc,which can make up for the shortcomings of hollow brick, aerated brick, gray sand brick, long construction period, large labor intensity, easy to produce cracks and high cost.The products are rated as excellent products by Yantai Quality Inspection Station.The company has experienced GRC board installation team, can undertake various board installation projects and have successively undertaken residential and commercial building projects such as "Hanlin University", "Longcheng One", "Longze Washington", "Yulongfu", "Tongdeli Hotel" and so on.Products sold in Qingdao, Yantai, Penglai, Zhaoyuan, Mou Ping everywhere.With high-quality products and thoughtful service, The products have won the favorable comments from the customers .
Longkou Zhongyun Concrete Co. , Ltd. was established in 2005, is a professional enterprise engaged in concrete and mortar production, It has two advanced" Trinity"180 environmental protection production lines, four pump trucks and more than20 lightweight tank trucks, which can undertake all kinds of strength, grade and special performance of commercial concrete and mortar supply.there is a special laboratory for concrete, equipped with advanced test instruments and experienced experimenters. It has passed the ISO9001 quality management system certification and ISO14001 environmental management system certification successively, ranking the top in the comprehensive and special inspection of concrete enterprises organized by competent departments at all levels, and awarded the honorary title of "3A credit enterprise" by Shandong Concrete Association.With its standardized management and strong strength, the company has successfully completed the commercial concrete supply for each large-scale construction project in Longkou City and has established good cooperative relations with China Construction Group, China Exchange Group, China Railway Construction Group, Longkou Port Group, Long Mining Group, Jiayuan Construction, etc, which has been widely praised by all walks of life.