Shenzhen Chenggong Building Materials Co.,Ltd. is speciallist in in producing and supplying following products: 1, Special Cements 1.1 High-strength Rapid-setting CSA Cement (Calcium Sulfoaluminate Cement) Grade: 42.5, 52.5, 62.5, 72.5; 1.2 Super-high-strength Rapid-setting CSA Cement (Calcium Sulfoaluminate Cement) Grade: 82.5; 1.3 Low-alkali CSA Cement (grade 42.5) 1.4 High Alumina Refractory Cement (CA50 Calcium Aluminate Cement) 1.5 Pure Calcium Aluminate Cement (CA70, CA75, CA80, CA90) 1.6 CSA Binder (Calcium Sulfoaluminate powder) 1.7 Oil Well Cement (class A and G) 1.8 Sulfate Resistant Portland Cement (SRC) 1.9 Low-heat Sulfate Resistant Cement for bulk volume concrete (grade 42.5) 1.10 Fast-hardening Pl ing Binder (Rapid-setting Water-proof Pl ing Cement) 1.11 White Portland Cement 1.12 (type RHC-1) Rapid-hardening Compound Cement for fast-stripping products 1.13 (type RHWC-1) Rapid-hardening Compound Cement for fast-stripping products 2. Additives for cement and concrete 2.1 Rapid-setting Accelerator for CSA Cement & High Alumina Cement (type SAC-1) 2.2 Flash-setting Admixtures for Shotcrete (Rapid-setting Additive for Portland Cement, Type PCS-1) 2.3 Rapid-setting Accelerator for Portland Cement and Concrete products (Type PCS-2 / PCS-3) 2.4 Rapid-setting Accelerator for white portland cement (Type WCS-1 / WCS-2) 2.5 High-effect Expansion Agent for concrete (type UEA) 2.6 (Type WRA-2) High-effect Water-reducing Additive for Cement & Concrete (Superplasticizer) 2.7 Retarder for cement and concrete 3. Additives for Gypsum 3.1 type WRA-1 High-effect Water-reducing Reinforcing Additive for Land Plaster & Gypsum Products (Superplasticizer) 3.2 Retarder for gypsum 4. Alkali-resistant Glassfibre 4.1 Alkali-resistant Glassfibre Chopped Strand 4.2 Alkali-resistant Glassfibre Spray Roving 4.3 Alkali-resistant Glassfibre Scrim 4.4 Alkali-resistant Glassfibre Water Dispersed Chopped Str