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About Us

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Nantong OK Sporting Co.,Ltd.

OKPRO

At OKPRO, we're on a mission to Make fitness available everywhere. OKPRO is a professional manufacturer of strength training equipment in China. All of our free-weight products – dumbbells, plates, barbells and racks – are design-registered and patented, so they are our own original designs. With strong sales in over 100 countries worldwide, our brand is recognized for both quality and innovation.Our factory is located in Nantong, Jiangsu, about 1.5 hours by train from Shanghai.

 

The OKPRO team continually updates designs and functionality. By following OKPRO’s lineup, you can reduce low-performing models, keep your range fresh, and stay active in your market with new products.

Our clients achieve strong results with OKPRO models and designs, thanks to consistent quality and dependable supply. Choose OKPRO for your 2026 lineup — reliable quality, new designs, and on-time delivery.

OKPRO Factory

Your Pro in Weights

Talk to Boss
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Hexagonal dumbbells are one of our best-selling products, which have been exported to many countries all over the world, and are very popular in the European and American markets. We can add customer's logo on the hexagonal dumbbells by printing the logo, making molds with customer's logo and so on.
Our production workshop has first-class equipment and experienced workers. In our production line, whether it is the selection of raw materials, the control of the production process, or the inspection of the finished products, OKPRO will strictly follow the international standards to ensure that the products are of excellent quality and stable performance.

Dumbbell Production Line
Barbell Plate Production Line
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Our black rubber bumper plates are made of premium high-density rubber for excellent durability and shock absorption. They protect your gym floor from impact and reduce noise during intense workouts.The black finish also adds a professional look to your gyms and complement the gym vibe.
Each bumper plate comes with solid steel inner rings that provide structural integrity and stability during weightlifting. The inner ring is pressed in to ensure a tight and secure fit of the barbell.The black bumper plates have been carefully designed to minimize bouncing when dropped, making them ideal for Olympic weightlifting and powerlifting exercises. You can focus on your form and technique without interference.These bumper plates are made to withstand intense use,remaining a reliable part of your fitness equipment in future years.

Quality Control

During the design, sample production and quality inspection process, confirmation and reporting of each step are crucial to ensure the quality of the final product and customer satisfaction

 63 T Vulcanizing Machine
63 T Vulcanizing Machine
63 T Vulcanizing Machine

63 T Vulcanizing Machine

Welding Robot
Welding Robot
Welding Robot

Welding Robot

Knurling Machine
Knurling Machine
Knurling Machine

Knurling Machine

Knurling
Knurling
Knurling

Knurling

CPU Injection Molding
CPU Injection Molding
CPU Injection Molding

CPU Injection Molding

Welding
Welding
Welding

Welding

Laser Marking
Laser Marking
Laser Marking

Laser Marking

Packaging
Packaging
Packaging

Packaging

Factory environment

GRIP PLATE

GRIP PLATE

WEIGHT PLATE

WEIGHT PLATE

GYM BENCH

GYM BENCH

POWER RACK

POWER RACK

TPU DUMBBELL

TPU DUMBBELL

URETHANE DUMBBELL

URETHANE DUMBBELL

PU DUMBBELL

PU DUMBBELL

GRIP PLATE

GRIP PLATE

Certificate

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%E5%85%A8%E8%83%B6%E6%9D%A0%E9%93%83%E7%89%87-%E8%AF%81%E4%B9%A6_00
%E5%93%91%E9%93%83-2023300711997_00
%E5%93%91%E9%93%83-2022304625604_00
%E8%B7%B3%E7%BB%B3%E6%89%8B%E6%9F%84-2022307507258_00
fef12632-8a3f-4f25-9181-950f9a3ee083-%E6%9D%A0%E9%93%83%E7%89%87-2023300712824_00
ca2c2a0d-1c90-4300-8c58-79b7f02f3e99-%E9%93%83%E7%89%87-2022304625731_00

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