API Plan 53B Systems in Production 2026-03-17

Our workshop runs at full capacity producing API Plan 53B systems. They feature high safety, stable operation, zero leakage, and easy maintenance. We welcome global partners for win-win cooperation.

Plan 32 Seal Flush System — Reliability for Harsh Conditions 2026-03-16

Plan 32 provides clean, cool, high-pressure flush to cool, lubricate, clean and isolate seal faces, greatly improving reliability and reducing equipment downtime.

Cartridge Mechanical Seals 2026-03-14

Our cartridge mechanical seals are pre-assembled for fast, easy installation. They eliminate human error, ensure stable performance, reduce leakage, and lower maintenance costs for pumps.

Plan 53B Pressurized Barrier System 2026-03-13

Our Plan 53B system delivers stable pressure control, zero emissions. It reduces downtime and is ideal for remote, unmanned, and hazardous fluid applications.

Runhe : Precision Manufacturing & Product Marking 2026-03-12

We specialize in precise product marking, adhere to strict standards, and strive for excellence. We warmly welcome global partners to visit and cooperate with us.

Dandong Runhe Seal Co., Ltd. School-Enterprise Cooperation Center 2026-03-11

Our center features 3/4/5-axis machining centers. Cooperation with universities boosts productivity and efficiency for both school and enterprise. We provide reliable mechanical seals and support systems.

Runhe Seal Production Workshop 2026-03-10

Our workshop runs efficiently with dedicated staff. We ensure high output and reliable quality, providing professional support for global purchasers.

Spring Mechanical Seals – Reliable Sealing Solutions for Demanding Conditions 2026-03-09

Our spring mechanical seals deliver reliable sealing, adapt to extreme conditions, and offer stable, efficient performance for various industrial equipment.

API Plan 52 & Plan 53 Seal Support Systems 2026-03-07

We operate busy, high-volume production with strong orders. Strict quality control ensures reliable sealing solutions customers can trust worldwide.

Plan 21 & Plan 23 Heat Exchangers 2026-03-06

We are a trusted manufacturer with large-scale production capacity, supplying high-performance Plan 21 and Plan 23 heat exchangers for pumps worldwide.

Leaders from Dandong New Area Instrument Industrial Park Visit Our Company 2026-03-05

On March 5, 2026, leaders from Dandong New Area Instrument Industrial Park visited our company. They highly recognized our work and wished us continued growth.

Plan 32 Flushing System – Reliable Solution for High-Temperature Sealing 2026-03-04

Our Plan 32 Flushing System delivers stable external flushing for high‑temperature media over 300°C, ideal for safe and efficient mechanical seal protection.