# Chongqing Kinglong Machinery Co., Ltd. | Construction Tempered Manual Chain Hoist,Manual Chain Hoist 50t,Double Ratchet Pawls Chain Hoist, manual chain hoist,chain block hoist, chain block hoist,manual chain block, ## summary > Manufacturer, Brands: SHUANGYAN, Chongqing Kinglong Machinery Co.,LTD, 55-year history, research and manufacture chain block, lever hoist, plain trolley, geared trolley, chain G80, Established in 1999, Employees: 150~300, Export ratio: 70% - 80%, Primary markets: North America, South America, Western Europe, Eastern Europe, Southeast Asia, Middle East, Africa, Worldwide. ## Company Information * [Company Profile](https://www.liftingchainblock.com/aboutus.html): Overview, history, teams and core capabilities. * [Factory & Manufacturing](https://www.liftingchainblock.com/factory.html): Production capacity, OEM/ODM capabilities, and R&D strength. * [Quality Control](https://www.liftingchainblock.com/quality.html): ISO certifications, quality standards, and compliance. * [Contact Us](https://www.liftingchainblock.com/contactus.html): Global offices, inquiries, and support channels. ## Product Category * [Lifting Chain Block](https://www.liftingchainblock.com/supplier-357877-lifting-chain-block): Keywords: chain block hoist,manual chain hoist,manual chain block. * [Lever Chain Hoist](https://www.liftingchainblock.com/supplier-357879-lever-chain-hoist): Keywords: lever block chain hoist,chain pulley block,lever chain hoist. * [Manual Chain Block](https://www.liftingchainblock.com/supplier-359618-manual-chain-block): Keywords: hand chain block,chain hoist lift,ratchet chain hoist. * [Lifting Chain Slings](https://www.liftingchainblock.com/supplier-357884-lifting-chain-slings): Keywords: adjustable chain sling,nylon lifting slings,heavy duty lifting straps. * [Lifting Beam Trolley](https://www.liftingchainblock.com/supplier-357882-lifting-beam-trolley): Keywords: adjustable beam trolley,electric hoist trolley,geared beam trolley. * [Geared Girder Trolley](https://www.liftingchainblock.com/supplier-357883-geared-girder-trolley): Keywords: chain hoist trolley beam,manual hoist trolley,push beam trolley. * [G80 Lifting Chain](https://www.liftingchainblock.com/supplier-357885-g80-lifting-chain): Keywords: alloy steel chains,grade 80 lifting chain,grade 80 chain. * [Electric Chain Hoist](https://www.liftingchainblock.com/supplier-357886-electric-chain-hoist): Keywords: electric winch hoist,electric wire rope hoist,electric cable hoist. * [Mini Electric Hoist](https://www.liftingchainblock.com/supplier-357887-mini-electric-hoist): Keywords: light duty electric hoist,mini electric cable hoist,overhead electric hoist. * [Electric Wire Rope Hoist](https://www.liftingchainblock.com/supplier-358152-electric-wire-rope-hoist): Keywords: overhead chain hoist,electric lifting hoist,electric rope hoist. * [Beam Clamps For Lifting](https://www.liftingchainblock.com/supplier-358150-beam-clamps-for-lifting): Keywords: steel beam clamp,beam flange clamps,i beam lifting clamp. * [Steel Lifting Clamp](https://www.liftingchainblock.com/supplier-358151-steel-lifting-clamp): Keywords: sheet metal clamps,steel beam lifting clamp,steel plate lifting clamps. * [Wire Rope Winch](https://www.liftingchainblock.com/supplier-359615-wire-rope-winch): Keywords: wire rope pulling winch,electric rope winch,electric cable winch. * [Lifting Pulley Block](https://www.liftingchainblock.com/supplier-359617-lifting-pulley-block): Keywords: double pulley block,wire rope pulley block,block and tackle pulley. * [Car Jack](https://www.liftingchainblock.com/supplier-359616-car-jack): Keywords: low profile jack,high lift floor jack,portable car jack. ## Featured Products * [NEW PRODUCT!!! 2000kg Triangle Manual Lifting Hoist Single-Chain Double Rathet Pawls 3m Long HSZ-D](https://www.liftingchainblock.com/sale-13160636-new-product-2000kg-triangle-manual-lifting-hoist-single-chain-double-rathet-pawls-3m-long-hsz-d.html): Keywords: 2000kg Lifting Hoist,3m Long Lifting Hoist,Single Chain Lifting Hoist. * [I Beam Geared Girder Trolley , Chain Hoist Trolley Beam 3 Ton Weight Capacity](https://www.liftingchainblock.com/sale-12012886-i-beam-geared-girder-trolley-chain-hoist-trolley-beam-3-ton-weight-capacity.html): Keywords: chain hoist trolley beam,manual hoist trolley. * [3M Manual Chain Block 5 TON Customized Double Bearings Corrosion Resistance](https://www.liftingchainblock.com/sale-11948405-3m-manual-chain-block-5-ton-customized-double-bearings-corrosion-resistance.html): Keywords: ratchet chain hoist,hand chain block. * [Warehouse Lifting equipment Hand Chain Block VITAL Type 2T*3M HSZ-K](https://www.liftingchainblock.com/quality-11948219-warehouse-lifting-equipment-hand-chain-block-vital-type-2t-3m-hsz-k): Keywords: chain block hoist,manual chain block. * [Manual Lifting Chain Block/Hoist HSZ-CA 20T 3m-12m Height For Building Construction Mining Warehouse, etc](https://www.liftingchainblock.com/sale-12526640-manual-lifting-chain-block-hoist-hsz-ca-20t-3m-12m-height-for-building-construction-mining-warehouse.html): Keywords: Building Construction Lifting Chain Block,12m Lifting Chain Block,Manual Lifting Chain Block. * [12m 20000KGS Scaffolding Chain Pulley Block Hoist](https://www.liftingchainblock.com/sale-13601774-12m-20000kgs-scaffolding-chain-pulley-block-hoist.html): Keywords: 20000KGS Chain Pulley Block Hoist,12m Chain Pulley Block Hoist,Mining Chain Pulley Block Hoist. * [Factory Price Lifting Chain Block Double-Pawl Double-Guide Heat Treatment High Wear Resistance, Popular Model](https://www.liftingchainblock.com/sale-11976900-factory-price-lifting-chain-block-double-pawl-double-guide-heat-treatment-high-wear-resistance-popul.html): Keywords: manual chain hoist,chain block hoist. * [2 Ton Q345 Manual Hanging Lever Hoist Lever Chain Block](https://www.liftingchainblock.com/sale-13430659-2-ton-q345-manual-hanging-lever-hoist-lever-chain-block.html): Keywords: 2 Ton Manual Hanging Lever Hoist,Q345 CE Lever Chain Block,Q345 Manual Hanging Lever Hoist. * [NEW Hand Tool!!! Shuangyan Brand Latest Design Lifting Chain Hoist HSZ-D 1000kg](https://www.liftingchainblock.com/sale-13164016-new-hand-tool-shuangyan-brand-latest-design-lifting-chain-hoist-hsz-d-1000kg.html): Keywords: Shuangyan Brand Lifting Chain Hoist,1000kg Lifting Chain Hoist. * [Construction Tempered Manual Chain Hoist With Double Ratchet Pawls](https://www.liftingchainblock.com/sale-13893960-construction-tempered-manual-chain-hoist-with-double-ratchet-pawls.html): Keywords: Construction Tempered Manual Chain Hoist,Manual Chain Hoist 50t,Double Ratchet Pawls Chain Hoist. ## Case Studies & Applications * [Bridge Construction](https://www.liftingchainblock.com/cases/bridge-construction-119.html) ## Search Search endpoint: https://www.liftingchainblock.com/buy-{keyword}.html Rules: - Convert keywords to lowercase - Replace spaces with "-" - Remove special characters Users can combine keywords for more precise searches. ## News & Blog * [Chongqing Kinglong Machinery Co., LTD attending Mitex Expo. Nov.7-10, 2023](https://www.liftingchainblock.com/news/chongqing-kinglong-machinery-co-ltd-attending-mitex-expo-nov-7-10-2023-159534.html) * [What is 250kgs or 0.25 ton lever chain hoist?](https://www.liftingchainblock.com/news/what-is-250kgs-or-0-25-ton-lever-chain-hoist-126934.html) * [What is a Manual Chain Block? What is a Shuangyan Manual Chain Block?](https://www.liftingchainblock.com/news/what-is-a-manual-chain-block-what-is-a-shuangyan-manual-chain-block-126930.html)