Qingzhou Julong Environment Technology Co., Ltd., formerly known as Qingzhou Julong Dredging & Mining Machinery Co., Ltd., is a premier high-tech manufacturer and trading company based in Weifang, Shandong Province, China. With over 38 years of experience in the design and production of environmental protection equipment, the company has established itself as a leader in dredging and mining technology. Operating from a large-scale facility with a workforce of 201 to 300 employees, Julong specializes in a comprehensive range of machinery including cutter suction dredgers, aquatic weed harvesters, sand dredgers, trash skimmer boats, and amphibious multifunctional dredgers. Their product portfolio extends to mineral processing machinery, gold mining ships, and stone crushing equipment, offering over 120 different product types across six major series.
As a contract manufacturer providing OEM and ODM services, Julong maintains a strong focus on technical innovation through its dedicated R&D department and CAD design center. The company has secured 13 national patents and maintains strategic research partnerships with prestigious institutions such as the Jiangsu Ship Design Institute and Shandong University. Their commitment to quality is evidenced by multiple international certifications, including ISO 9001, ISO 14001, ISO 45001, and CE certification.
Julong provides end-to-end solutions encompassing investment consultation, custom engineering, assembly, and after-sales service. Their equipment is utilized by major entities like the China Railway Group and has been exported to more than 70 countries across Southeast Asia, Africa, South America, and Europe. By integrating global technologies, the company continues to deliver high-performance vessels for sand production, river cleaning, and mining operations worldwide.
OEM manufacturerOffers OEM services for customized brand manufacturing.
ODM manufacturerProvides ODM design and manufacturing solutions.
Own brandOwns and operates its own brands and manufacturing facilities.
Product customizationOffers full customization for design and features.
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China Sand Dredge
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China Sand Dredge, Find Details and Price about Dredger Digging Machine from China Sand Dredge - Qingzhou Julong Environment Technology Co., Ltd.
500m3/Hr Cutter Suction Dredger
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500m3/Hr Cutter Suction Dredger, Find Details and Price about 500m3/Hr Dredger Sand Dredger from 500m3/Hr Cutter Suction Dredger - Qingzhou Julong Environment Technology Co., Ltd.
Gold Dredge
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Gold Dredge, Find Details and Price about Gold Mining Equipment Mini Gold Dredger from Gold Dredge - Qingzhou Julong Environment Technology Co., Ltd.
Cutter Suction Dredger
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Cutter Suction Dredger, Find Details and Price about Dredger Sand Dredge from Cutter Suction Dredger - Qingzhou Julong Environment Technology Co., Ltd.
Dredger (JLCSD)
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Dredger (JLCSD), Find Details and Price about Dredge River Sand Dredge from Dredger (JLCSD) - Qingzhou Julong Environment Technology Co., Ltd.
River Sand Mining Machine Dredge Ship Cutter Suction Dredger with Good Quality for Dredging
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River Sand Mining Machine Dredge Ship Cutter Suction Dredger with Good Quality for Dredging, Find Details and Price about Dredger Vessel Sand Suction Boat from River Sand Mining Machine Dredge Ship Cutter Suction Dredger with Good Quality for Dredging - Qingzhou Julong Environment Technology Co., Ltd.$250000
2025 New Designed Sand Mining Machine Cutter Suction Dredger CSD400 for Dredging Land Reclamation
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2025 New Designed Sand Mining Machine Cutter Suction Dredger CSD400 for Dredging Land Reclamation, Find Details and Price about Dredger Vessel Sand Suction Boat from 2025 New Designed Sand Mining Machine Cutter Suction Dredger CSD400 for Dredging Land Reclamation - Qingzhou Julong Environment Technology Co., Ltd.$400000
River Water Hyacinth Solving Solution Aquatic Weeds Harvester Boat for Water Environment Protection
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River Water Hyacinth Solving Solution Aquatic Weeds Harvester Boat for Water Environment Protection, Find Details and Price about Water Surface Cleaning Boat Harvester Boat from River Water Hyacinth Solving Solution Aquatic Weeds Harvester Boat for Water Environment Protection - Qingzhou Julong Environment Technology Co., Ltd.$50000
River Dredger Sand Dredge Cutter Suction Dredger with Reliable Hydraulic Control System
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River Dredger Sand Dredge Cutter Suction Dredger with Reliable Hydraulic Control System, Find Details and Price about Dredger Vessel Sand Suction Boat from River Dredger Sand Dredge Cutter Suction Dredger with Reliable Hydraulic Control System - Qingzhou Julong Environment Technology Co., Ltd.$400000
River Cleaning Boat/Water Grass/Plant Harvester for Sale
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River Cleaning Boat/Water Grass/Plant Harvester for Sale, Find Details and Price about Water Hyacinth Harvester Aquatic Weed Harvester from River Cleaning Boat/Water Grass/Plant Harvester for Sale - Qingzhou Julong Environment Technology Co., Ltd.$13000
China 18 Inch Big Capacity Mud Dredger for Engineers Assembling
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China 18 Inch Big Capacity Mud Dredger for Engineers Assembling, Find Details and Price about Sand Dredger Dredger from China 18 Inch Big Capacity Mud Dredger for Engineers Assembling - Qingzhou Julong Environment Technology Co., Ltd.$50000
High Capacity Sand Dredger for Sale
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High Capacity Sand Dredger for Sale, Find Details and Price about Dredger Dredging from High Capacity Sand Dredger for Sale - Qingzhou Julong Environment Technology Co., Ltd.$500000
Qingzhou Jinlong Temperature-Controlled Equipment Co., Ltd. is a professional manufacturer and trading company based in Qingzhou, China, specializing in the design, manufacturing, and sales of temperature-controlled equipment and livestock machinery. Established in 2005, the company employs 51-100 people and operates a factory with 6 production lines, offering OEM, ODM, and contract manufacturing services. They possess advanced manufacturing capabilities, including NC equipment, CNC turret punches, and cooling pad machines, ensuring high-quality production. Their extensive product portfolio, totaling over 70 kinds, includes various ventilation fans (poultry fans, exhaust fans, circulation fans, roof fans, industrial fans), cooling systems (cooling pads, evaporative cooling pads, air coolers), and automatic feeding and drinking systems, as well as heaters and hot blast stoves. These energy-saving products are widely used across agriculture, livestock, textiles, mining, chemical, pharmaceutical, and timber industries. Qingzhou Jinlong Temperature-Controlled Equipment Co., Ltd. holds CE, CCC, and ISO 9001 certifications, demonstrating their commitment to quality. The company has a strong international presence, exporting to over 30 countries and regions across the Middle East, Asia, Southeast Asia, South America, Africa, and Australia.
Jinlong 1000mm Cooling Fan for Poultry and Greenhouse$155
Jinlong 7090/5090 Jinlong Brand Poultry Farm Evaporative Cooling Pad Price$70
Jinlong 600mm Greenhouse Fan/Cooling Fan for Sale$59.4
Hot Sale Heavy Duty Industrial Ventilator Fan for Chicken House Low Price$155