山东童启机械有限公司

山东童启机械有限公司（Shandong Tonkey Machinery Co., Ltd.）是一家位于中国山东省济南市的专业建筑机械供应商和出口商。公司集设备制造、机械翻新、质量控制和国际贸易于一体，为全球客户提供可靠的建筑设备解决方案。

公司专业从事二手挖掘机、二手装载机、二手起重机、二手单钢轮压路机和二手平地机的供应、翻新与出口业务，同时精选提供全新机械和多功能装载机，广泛应用于建筑施工、道路建设、采矿、基础设施建设、土方工程、农业、园林绿化以及物料搬运等领域。

设备类型

二手轮式装载机

Used wheel loaders are highly‑versatile heavy‑duty front‑end material‑handling equipment widely traded in the global second‑hand construction‑machinery market. Our pre‑owned wheel loaders cover mainstream well‑known Chinese brands including SDLG, Sany, XCMG, LiuGong and Lovol, ranging from 3‑ton to 6‑ton models. These reliable second‑hand loaders serve as cost‑effective alternatives to brand‑new machines for overseas contractors, quarry yards, sand pits, port terminals, logistics yards and machinery‑rental fleets. Equipped with proven, fuel‑saving turbocharged diesel engines such as Weichai and Yuchai power units, the used wheel loader delivers strong low‑speed torque output, stable power performance and good fuel adaptability for remote‑area jobsites. Fitted with Z‑bar linkage structure and load‑sensing hydraulic system, it generates powerful breakout force, fast boom movement and short working‑cycle time to improve daily loading efficiency. Built‑in reinforced box‑shaped main frame, heavy‑duty drive axles and durable wheel hubs ensure excellent structural rigidity and long‑term service life under continuous heavy‑load working conditions. The spacious, sealed ergonomic operator cabin offers low‑noise, dust‑proof and comfortable operating experience. Easy‑access maintenance points greatly reduce inspection and repair downtime. The machine supports multiple optional attachments, including general‑purpose buckets, rock buckets, grapples and forks, to expand its application range. Our second‑hand wheel loaders have gone through strict pre‑shipment inspection and function testing. Core components like engine, transmission, hydraulic pump and axles are kept in good working condition. Spare‑parts are easily accessible worldwide. They are extensively applied for sand‑stone loading‑unloading, stockpile management, earth‑moving, highway construction, farmland improvement and bulk‑material‑handling projects across Africa, Southeast Asia, the Middle East and Latin America.

吊车

Used truck cranes are highly practical, flexible, and cost‑effective mobile lifting equipment widely popular in the global second‑hand construction machinery market. Our pre‑owned truck cranes cover mainstream tonnage models from 25-ton, 50-ton, 70-ton to 100-ton and above, including well‑known Chinese brands such as XCMG, SANY, Zoomlion and LiuGong. All used cranes undergo strict professional inspection, full functional testing and standardized maintenance, ensuring stable working performance and reliable lifting capacity before export.Equipped with mature high‑power diesel engines and precision hydraulic lifting systems, these second‑hand truck cranes deliver strong lifting torque, smooth telescopic boom movement and accurate operation control. Featuring high‑strength multi‑section telescopic booms, reinforced chassis and stable outrigger system, the machines provide excellent safety, large working radius and superior load‑bearing capacity during long‑time high‑intensity lifting operations.Different from fixed cranes, mobile truck cranes feature flexible road mobility, fast site transition and no need for complicated assembly. They support multi‑angle lifting, hoisting, installation and relocation work. With humanized operating cabin, intelligent control system and convenient daily maintenance design, our used truck cranes effectively reduce operating costs and improve construction efficiency.Widely applicable for urban construction, bridge engineering, factory equipment installation, steel structure hoisting, road infrastructure, water conservancy projects and large‑scale equipment relocation, our quality second‑hand truck cranes have become the most cost‑effective lifting solution for overseas contractors, engineering teams and machinery rental companies across Southeast Asia, Africa, the Middle East and Latin America.All used cranes are in good working condition with low failure rates, complete spare parts supply and reliable after‑sales support. We provide professional cleaning, repainting, customized maintenance and one‑stop export service to ensure ready‑to‑work delivery for global clients.

压路机

The drum road roller, also known as road compactor, is core road construction machinery used to compact soil, gravel, asphalt and other pavement materials. It is widely used in highway construction, municipal engineering, airport runways, parking lots and foundation projects. Relying on its heavy steel drum and vibration system, the roller generates strong compaction force to improve ground density, enhance pavement stability and prevent settlement and deformation. There are single drum rollers and double drum rollers for different working scenarios. Single drum models suit earthwork foundation compaction, while double drum rollers are ideal for asphalt surface finishing. Used road rollers are essential heavy-duty compaction machinery widely utilized in road construction, infrastructure projects, and land foundation works across the global second-hand machinery market. Our pre-owned road roller fleet covers single drum rollers, double drum rollers, and compact road rollers from top Chinese brands including XCMG, SANY, SDLG and LiuGong, with mainstream tonnage ranging from 6 tons to 26 tons. All used rollers undergo strict inspection, full functional testing and professional maintenance, ensuring stable compaction performance and ready-to-work condition for overseas export.Equipped with reliable low-speed high-torque diesel engines and advanced hydraulic vibration systems, these second-hand road rollers deliver powerful excitation force, uniform compaction density and excellent fuel efficiency. Featuring strong drum rigidity, anti-skid wheel design and shock-absorbing structure, the machine achieves high compaction quality on soil, gravel, asphalt and base layers, effectively improving road flatness and construction durability.Designed with flexible operation, precise vibration control and adjustable traveling speed, the used drum road roller adapts perfectly to various working scenarios, including highway paving, municipal road renovation, airport construction, reservoir dam compaction and site leveling. The ergonomic sealed cabin provides low-noise and comfortable working experience, while the simplified structural layout greatly reduces daily maintenance difficulty and operating costs.With mature technology, low failure rate and globally available spare parts supply, our used road rollers are highly cost-effective construction equipment. They have become the preferred compaction solution for overseas contractors, rental fleets and engineering teams in Africa, Southeast Asia, the Middle East and Latin America. We provide professional cleaning, repainting, pre-shipment testing and one-stop export services to support global customers’ project demands.

平地机

A used motor grader is a core precision road construction machine, widely popular in the global second-hand construction machinery market. Our pre-owned motor graders cover mainstream models from XCMG, SANY, LiuGong and SDLG, including 160hp, 180hp, 200hp and 220hp grade specifications. Every second-hand motor grader undergoes comprehensive inspection, hydraulic testing and professional maintenance, ensuring stable working performance, precise leveling accuracy and export-ready condition for global clients.Powered by reliable low-speed high-torque diesel engines, these used motor graders deliver strong tractive power, excellent fuel efficiency and stable performance under long-hour continuous operation. Equipped with advanced power-shift transmission and load-sensing hydraulic systems, the heavy-duty grader blade supports flexible lifting, side shifting, tilting and full 360° rotation, achieving high-precision ground leveling, slope trimming and ditching effects.Built with reinforced heavy-duty main frame, durable circle assembly and robust drive system, the motor grader features rigid structure, strong impact resistance and long service life. Most models support optional front dozer blades and rear scarifiers, greatly expanding working versatility for different construction requirements. The sealed ergonomic cabin provides low-noise, dust-proof and comfortable operating conditions, while the user-friendly structural design simplifies daily maintenance and reduces long-term operating costs.Versatile and multi-functional, used motor graders are extensively applied in highway construction, municipal road renovation, airport leveling, farmland improvement, drainage ditching, slope finishing and snow removal projects. With mature technology, low failure rate and easily accessible global spare parts, our pre-owned motor graders are highly cost-effective road machinery, widely trusted by contractors, rental fleets and engineering teams across Africa, Southeast Asia, the Middle East and Latin America.

挖掘机

Used excavators are the most widely demanded multi-functional heavy-duty construction machinery in the global second-hand equipment market. Our full range of pre-owned crawler excavators covers mini, medium and large tonnage models, including mainstream brands such as Caterpillar, SANY, XCMG, LiuGong and SDLG. All used excavators undergo strict overall inspection, hydraulic system testing, engine debugging and professional maintenance, ensuring stable performance, low failure rate and ready-to-work condition for overseas construction and rental projects.Equipped with original reliable diesel engines and premium brand hydraulic systems including Kawasaki and KYB, these second-hand excavators deliver strong digging force, fast cycle speed, smooth compound movement and excellent fuel efficiency. Balancing powerful working performance and low operating cost, they perfectly adapt to long-hour, high-intensity continuous operation on various tough job sites.Featuring reinforced boom, arm and heavy-duty undercarriage structure, our used excavators provide outstanding structural rigidity, strong stability and excellent terrain adaptability. Compatible with multiple attachments including standard buckets, rock buckets and hydraulic breakers, the machines can flexibly switch between excavation, crushing, loading, earthmoving and site clearing tasks. The sealed comfortable cabin reduces operator fatigue, while the humanized maintenance layout greatly lowers daily repair costs and downtime.With mature industrial technology, globally accessible spare parts and competitive overall cost, our pre-owned excavators are highly cost-effective alternatives to new machines. They are widely applied in foundation excavation, municipal engineering, road construction, quarry mining, river dredging and land development projects across Southeast Asia, Africa, the Middle East and Latin America. We provide professional cleaning, repainting, customized maintenance and one-stop export service for global buyers.

三一品牌建设

关于三一（SANY）

三一是全球领先的工程机械制造商之一，以可靠的性能、扎实的制造品质和高性价比的解决方案而广受认可。其设备广泛应用于全球市场的土方工程、矿山、道路建设和基础设施项目。凭借坚固耐用的主体结构、成熟的液压系统和易于采购的零配件，三一设备即使在长时间作业后仍能保持稳定的工作性能，因此在全球二手及翻新机械贸易中备受欢迎。