Sanya City Investment Zhonghui New Building Materials Co., Ltd., established on 2020-01-17, Business scope includes construction stone mining,stone processing,Sales,delivery;Aggregate for Construction,Machine-made sand,cement,Commercial concrete,concrete products,Production and sales of dry-mixed mortar products;building materials,Production and sales of prefabricated components;Imported river sand trade;Domestic river sand sales;Recycling of construction waste materials;Sea sand desalination,Sea sand desalination technology development,Technical Services;scientific research on building materials,to develop;Quality inspection of building materials(Free of Hazardous Chemicals).(General operating items self-management,Licensed business projects are operated on the basis of relevant licenses or approval documents)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)