Shenzhen Chenggong Trade Co.,Ltd. is an high-growth credit international trade company, founded on 2001. Our company is in the business of export in worldwide. We have exported our products to many countries in worldwide, for example South Korea, Japan, Singapore, UK, USA, France, etc. We would like to continues to offer our old and new customers most suitable products and best services. Our CSA Cement series have gotten ISO certificate. Our Oil Well Cements comply with USA API Spec. 10A standard. Others all comply with industry and/or national standard. Our main products for export as follow: 1, Special Cements and Clinkers: a, Calcium Sulphoaluminate Cement(CSA Cement, SAC Cement) with high-strength rapid-setting low-alkali; High Strength Grade: 42.5,52.5,62.5,72.5; Super-high-strength Grade: 825,925,1025; b, Calcium Sulphoaluminate Cement Clinker (Calcium Sulphoaluminate, CSA) Type: ground clinker(powder), non-ground clinker(0-50mm) c, High Alumina Cement (Calcium Aluminate Cement) Al2O3 50%Min, Refractory 1500 Deg. C d,High Alumina Cement Clinker (Calcium Aluminate) e, Class G Oil Well Cement f, Flash Setting Admixtures for CSA Cement Flash Setting Admixtures for High Alumina Cement g,Flash Setting Admixtures for Shotcrete h,U Type Expansion Agent with high effect for concrete i,Water-reducing Reinforcing Agent for High Alumina Cement j,Water-reducing Reinforcing Agent for Gypsum 2, Acid Proof Materials: a, Acid Proof Tile for industry: Size(mm):240x115x25, 230x113x65/50/40/30, 200x200x30/20/15, 150x150x30/20x15, 150x75x30/20x15,etc b, Acid Resistant Adhesive 3, Refractory Materials: a, Refractory Brick: High Alumina Brick, Clay Brick, Silicon Brick, Light Brick b, Refractory Castables 4, Calcium Aluminate: a,Calcium Aluminate for metallurgy; b,Calcium Aluminate for water treatment; 5, Sintered Ceramic-corundum Abrasive Chips