Jinan Sennai Intelligent Technology Co., Ltd. is an integrated enterprise specializing in the production of self-lubricating bearings and construction machinery pins and bushings, combining scientific research, production, sales, and service. With 20 years of industry experience and global sales channels, we provide support services for many renowned construction machinery and equipment manufacturers worldwide and offer OEM/ODM services for nearly 100 trading companies annually.
Our facility spans 33,000 square meters and features over 260 sets of advanced production equipment including finishing rolling pipe production lines, forging production lines, CNC automatic processing production lines, comprehensive heat treatment equipment, high-precision grinding equipment, and physical/chemical analysis and detection systems.
Frequently Asked Questions
How long can I get samples for checking and what about the price?
Samples are typically completed within 1-2 days for automatic machining parts or 3-5 days for CNC machining parts. Sample costs depend on specifications including size, material, and finish. We refund sample costs for substantial order quantities.
How is the warranty and quality control of products?
We maintain rigorous quality control throughout the entire manufacturing process, aiming for 100% error-free production.
How to get an accurate quotation?
Please provide drawings, photos, or samples of products with detailed sizes, material specifications, surface treatment requirements, and estimated purchase quantities.