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Shandong Lingong Construction Machinery (SDLG), first established in 1972, is a leading international manufacturer of construction machinery, and the national-level high-tech company. SDLG produces more than 100 kinds of products in three categories, namely, loaders, excavators and pavement construction machinery. Its pillar products are rated as China Famous-brand Product and Famous Trademark of China. SDLG has received many honorary titles including China’s Top 100 Enterprises in Machinery Industry, Leading Enterprise in the Industry, Credible and Reputed Enterprise, Single-item Champion Demo Company in Manufacturing Industry, National Labor Medal, Governor Quality Prize, National Quality Award in Machinery Industry, National Quality Prize, Asia Quality Excellence Prize,EFQM Global Excellence Award and National Quality Benchmark Company, etc.
SDLG, maintaining sound partnership with leading universities and research institutes in China, has established the open and efficient system for technological cooperation and innovation. It has established the national-level technical center and Post Ph.D. work station. It undertakes a few R&D tasks in China’s 863 Program and those above the provincial level, obtaining more than 290 national patents.

Caterpillar Inc. owns a complex portfolio of brands whose roles and relationships support the growth to achieve our enterprise goals. The Caterpillar brand is used in communication to represent our corporation with the investment community, employees, public policy makers, and other key stakeholders. The Caterpillar brand is the umbrella that shelters all other brands in the portfolio.

Global Leading Attachment Manufacturer
We are an ISO 9001:2015 and 14001:2015 certified design and manufacturing organization specializing in amphibious excavator swamp buggy, application specific machines and wide range of high quality amphibious excavator attachments for various makes and models. Our patented technology, 'multi-synchronous hydraulic drive system' has positions us at the forefront of amphibious excavator design.

Shovoy is a brand for construction machinery under Chancos Industrial(Shanghai) Co., Ltd, which aim at providing reliable machineries and solutions for construction and mining industry. We offer diversified categories of equipment covering wheel loader, road roller, rigid mining truck, dredging equipment and so on. Projects we mainly dealing with are Surface mining, Road construction, Haulage and Dredging. From the moment of our foundation, we’ve been devoted to contribute to the sustainable improvement our earth. We deliver our machines to the continents that need to develop infrastructures, we help our partners to carrier out their projects more efficiently and economically.
As a key business unit under Chancos Industrial (Shanghai) Co., LTD, Shovoy amphibious and dredging equipment are positioned to be the most professional solutions for your swamp and dredging applications. With years experience in providing high quality, reliable amphibious equipment to the world in many applications such as dredging, environmental remediation, pipeline construction, levee construction and even disaster recovery, Shovoy amphibious equipment has proven to the world with its reliability.
Shovoy amphibious equipment cover a wide range including amphibious excavator, amphibious hydraulic undercarriage, amphibious carrier, amphibious dumper and amphibious dredger as well as the relevant attachments for a better versatility. Till now, Chancos has present the shovoy brand amphibious equipment to over 12 countries in West Africa, South America, South Asia, The CIS and East Europe.

Ultratrex Machinery Sdn. Bhd. (formerly known as BHELink Sdn. Bhd.) or commercially known as UTX is the leading producer in designing and custom made high quality and versatile models of amphibious excavators for all major brands of excavators ranging from 5 to 50 tons. UTX Machinery has been perpetual in the shallow dredging business due to the organisation's reliability and capacity to supply high quality and competitively priced products.