About Us
Your Partner in Roll Performance
Tangshan Zhiwei Yulong Roll Technology Co., Ltd. focuses on the precision machining, heat treatment, assembly, testing, and full life-cycle management of high-end forged steel rolls.
It is committed to building a leading domestic and world-class intelligent roll manufacturing base, providing the steel metallurgical industry with high-strength, high-toughness, and high-wear-resistant high-quality products.
28+
Factory Experience
50+
Number of Devices
OEM&ODM
Customized Services
Jianlong Brand Endorsement
In-house Production Throughout the Entire Process
User-Side Insights into Manufacturing
Advanced Equipment and Processes & Strict Quality Control
Customized Professional Capabilities
Stable Production Capacity and Delivery Guarantee
Our Products
Cold Rolling Mill Rolls
Hot Rolling Mill Rolls
Battery Electrode Rolls
Bar, Wire Rod & Section Rolls
Technical Support & Services
Rolling Mill Business
Main Product Types: Cold rolling rolls, hot rolling rolls, electrode rolls, bars and wires & profiles & others
Customizable Range: Materials (alloys/tungsten carbide, etc.), precise dimensions, roller surface accuracy, and service life optimization solutions can be customized according to customer working conditions.
Roll Shop O&M EPC Services
Main Product Types: Grinding roll repair, roller system maintenance, grinding roll equipment inspection/calibration, operation and maintenance technical support, and emergency repair services.
Customizable Range: Customized on-site service delivery time, optimized roller maintenance cycle, fault emergency response mechanism, customized operation and maintenance solutions (adapted to production capacity requirements), and roller life extension solutions.
Spare Parts Business
Main Product Types: Roll bearings, seals, roll surface repair materials (welding materials/abrasives), consumable parts for grinding roll equipment (grinding wheels/guide rail oil), roll system adjustment tools, and spare parts for IoT sensors.
Customizable Range: Spare parts inventory management, customized spare parts packages (by equipment model), expedited supply of emergency spare parts, spare parts compatibility optimization (compatible with different equipment), and extended spare parts warranty.
Industrial Information System Business
Main Product Types: Roll lifecycle management system, grinding roll maintenance digital platform, roll system data monitoring IoT system, equipment asset management system, MES/ERP interface module.
Customizable Range: Customizable functional modules (optional), integration with existing system interfaces (ERP/MES/PLC), customized data reports, IoT terminal adaptation (compatible with different devices), and deployment modes (cloud/local).
Intelligent Upgrading of Grinding Mill Keys Business
Main Product Types: Upgrades to automated grinding equipment for grinding rollers, online inspection devices for roller systems, intelligent temperature control systems, automated roller transfer equipment, and digital management and control systems for grinding rollers.
Customizable Range: Existing equipment upgrade and transformation plan, customized automation process (adapted to production capacity), intelligent equipment compatibility and adaptation (with existing production lines), phased transformation implementation, and intelligent function gradient upgrade.
Bearing Business
Main Product Types: Self-aligning roller bearings for rolling mill rolls, cylindrical roller bearings, thrust bearings, sealed high-temperature bearings, wear-resistant bearings for electrode rolls, and custom bearings for special working conditions.
Customizable Range: Customized bearing materials (high temperature resistance/wear resistance/corrosion resistance), precise size matching (for different roll models), optimized sealing structure (dust and oil prevention), customized service life (based on operating conditions and load), and installation technical support.
Blog
Apr 10,2026
On March 15, Zhang Zhixiang, chairman and president of Jianlong Group, visited the Postal Savings Bank of China and had in-depth exchanges with Liu Jianjun, deputy secretary of the party committee and president of the Postal Savings Bank of China and heads of relevant departments, focusing on the transformation and upgrading of the steel industry and the key cooperation directions between the two sides.
Apr 10,2026
Jianlong Group signed a strategic cooperation agreement with SINOMACH Heavy Equipment Group
On June 15, Beijing Jianlong Heavy Industry Group Co., Ltd. (hereinafter referred to as "Jianlong Group") and Sinomach Heavy Equipment Group Co., Ltd. (hereinafter referred to as "Sinomach Heavy Equipment") signed a strategic cooperation framework agreement in Beijing.
Apr 10,2026
AA+！ Stability! The Credit of Jianlong Group's Enterprise Entity Has Been Highly Evaluated Again
Recently, the domestic authoritative credit rating agency United Credit Assessment Co., Ltd. conducted a comprehensive analysis and evaluation of the long-term credit status of the group's entities, and determined that the long-term credit rating of Jianlong Group was "AA+" and the rating outlook was "stable". This is the fifth consecutive year that the Group has received this credit rating.
Mar 30,2026
Zhiwei Yulong Unveils New Automated Chromium Plating System for Enhanced C
Our latest surface treatment technology significantly increases corrosion resistance and s
Mission & Vision
Mission
Intelligent manufacturing and digital rolling mill rolls to drive the transformation of traditional manufacturing.
Corporate Spirit
We strive for first place, starting with the smallest things.
Vision
To become a technology-driven enterprise in the rolling mill roll industry, leading industry progress and intelligent management.
