The 105th Anniversary of the Founding of the Communist Party of China 2026-07-01

We mark CPC’s 105th anniversary, advance precision mechanical seal manufacturing, deliver reliable sealing solutions and pursue long-term mutual growth with global partners amid steady national development.

Runhe Seal Mass-Produces Most Series of API 682 Mechanical Seal Support Systems 2026-06-29

Runhe manufactures API 682 seal support systems for most pumps with full Plan options, stable large capacity supports timely delivery for global new and existing clients.

Runhe Seal Mass-Produces Most Series of API 682 Mechanical Seal Support Systems 2026-06-29

Runhe manufactures API 682 seal support systems for most pumps with full Plan options, stable large capacity supports timely delivery for global new and existing clients.

Runhe Seal Mass-Produces Most Series of API 682 Mechanical Seal Support Systems 2026-06-29

Runhe manufactures API 682 seal support systems for most pumps with full Plan options, stable large capacity supports timely delivery for global new and existing clients.

Dandong Economic Development and Cooperation Zone Leaders Inspect Our Company 2026-06-26

On June 25, 2026, senior zone officials inspected our operation and R&D, commended our seal technology strengths and encouraged us to pursue steady high-quality global growth.

Runhe Sealing: Rigorous Packaging of Air-Cooled API Plan 53B Seal Auxiliary System for Safe Global Delivery 2026-05-06

Workers at Dandong Runhe carefully package the air-cooled Plan 53B seal auxiliary system, ensuring this API 682-compliant zero-leakage solution ships safely to industrial clients worldwide.

Professional Manufacturer API 682 Seal Support System | Dandong Runhe Seal Co.,Ltd. 2026-04-30

As an experienced professional manufacturer, DanDong RunHe Sealing owns strong production capacity and mature technology. We provide full seal support system application, assembly and theory solutions.

Premium Cartridge Mechanical Seals | Dandong Runhe Sealing 2026-04-27

We manufacture high-performance pre-assembled cartridge mechanical seals. Available in balanced and unbalanced structures, with multiple face arrangements to deliver zero leakage, high durability and cost efficiency for global industries.

Professional Precision Manufacturing of Mechanical Seal Support Systems 2026-04-25

Runhe Sealing professionally manufactures 53B system manual fluid make-up pumps and full mechanical seal support systems. We welcome new global clients and overseas agents to establish long-term win-win cooperation.

Trustworthy Mechanical Seal Support Systems for Industrial Applications 2026-04-24

We supply premium mechanical seal support systems including cooling, lubrication, filtration, barrier fluid and flush units, with stable quality, strict QC and custom one-stop solutions for global industrial clients.

Dandong Runhe Seal Passes ISO Triple System Certification Audit 2026-04-22

Dandong Runhe Seal Co., Ltd. successfully completes ISO 9001/14001/45001 triple system certification audit, reaffirming its quality, environmental and safety standards for mechanical seals.

Booming Orders & Full Overtime Production | Dandong Runhe Seal Co., Ltd. 2026-04-21

Dandong Runhe Seal boasts surging orders and full staff overtime. We supply leak-free, energy-saving and maintenance-free seal systems, serving China and Taiwan with high-precision mechanical seal products and reliable global services.