Here is the text rewritten in paragraph form: Topper China Valve Manufacturers Co., Ltd. specializes in the manufacturing and supply of high-quality valves known for their excellent performance and affordability. Our product range includes ball valves, gate valves, globe valves, check valves, butterfly valves, cryogenic valves, bellows valves, and pipe strainers. We offer customized solutions in terms of material, type, size, class, and standard to meet diverse industrial needs. Our industrial valves are available in various sizes, including 2 inches to 24 inches (DN50 to DN600), 2 inches to 60 inches (DN50 to DN1500), and 2 inches to 120 inches (DN50 to DN3000), among others. The pressure ratings range from Class 150 LB to 2500 LB and PN16 to PN420. We use a wide range of materials, such as forged carbon steel, cast iron, carbon steel, stainless steel, and alloy steel. Some specific materials we work with include ASTM A216 WCB, DIN 17245 GS-C25, ASTM A352 LCB, ASTM A352 LCC, ASTM A352 LC1, ASTM A352 LC3, ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3, ASTM A351 CF3M, ASTM A217 WC6, ASTM A217 C5, ASTM A217 WC9, ASTM A217 C12, ASTM A995 4A, ASTM A995 5A, MONEL 400, ASTM ALLOY 20, ASTM B148 C95800, ASTM A105N, ASTM A350 LF2, ASTM A182 F11, ASTM A182 F22, ASTM A182 F304, ASTM A182 F316, ASTM A182 F304L, and ASTM A182 F316L, among others. Our valves come with various end connections, including BW, RTJ, Wafer, Lug, NPT, SW, and Flanged, and can be operated manually or through handwheel, gearbox, electric, pneumatic, level, or worm gear systems. Our products adhere to industry standards such as API 602, API 609, API 600, ASME B16.34, DIN 3202, EN 1984, API 6D, BS 1868, API 598, and BS EN 558. At Topper China Valve Manufacturers Co., Ltd., we are committed to delivering top-notch quality valves at reasonable prices, with a focus on providing comprehensive services worldwide. We offer customized plans and economical products to our customers, utilizing a modernized management system to ensure efficiency in production and sales. Guided by our core values of integrity and quality, TOPPER is a trustworthy partner in the industry. Our team is professionally trained in valve technology to provide expert assistance. We appreciate your trust in us. For more information, please visit our website at mfrsvalve.com.