Changzhou Huansen Precision Machinery Co., Ltd. · Precision Hydraulic Manifolds

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Manifold Specialists

30+ years of valve block machining expertise

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Trusted by Industry Leaders

Bosch Rexroth · Danieli · ESTUN

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High-Mix Flexibility

Fast changeover across many part numbers

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MES-Driven

Every work order tracked in real time

About Us

A precision manufacturer dedicated to hydraulic manifolds

Founded in 2019 and based in Changzhou, Jiangsu, Changzhou Huansen Precision Machinery Co., Ltd. is led by a founder who has been machining hydraulic valve blocks for over 30 years. We specialize in hydraulic components — above all build-to-print manifold blocks — and also provide assembly and testing of valve groups and hydraulic power units. Our quality management system is certified to ISO 9001.

Main business: manifold manufacturing, valve-group & power-unit assembly and testing, other hydraulic parts
Experienced with ductile iron, carbon steel, stainless steel, aluminum, 42CrMo and 20Cr
Utility-model patent for hydraulic manifold oil-port forming equipment
High-mix, low-volume flexible production with reliable lead times
MES-driven digital shop floor: order review, scheduling and data capture

Manufacturing at a Glance

MachiningCNC machining centers

Core productsManifolds, valve groups

Key customersRexroth, Danieli, ESTUN

Quality systemISO 9001:2015

Production systemMES digital management

Founded2019

Our Vision

Committed to be China's machinery expert in the hydraulic industry

致力于成为中国液压行业机械制造专家

Products

Centered on hydraulic manifolds — from machined blocks to assembled and tested power units

Hydraulic manifold blocks — **Hydraulic Manifold Blocks**
Build-to-print non-standard blocks

Valve groups and power units — **Valve Groups & Power Units**
Assembly and testing

Precision machined parts — **Precision Machined Parts**
Shafts and other hydraulic parts

Hydraulic components — **Hydraulic Components**
Cylinders and related assemblies

Facility & Capacity

Main machining equipment

CNC machining centers × 8 Gantry milling machine × 1 Drilling machines × 8 Grinding machines × 4 Milling machine × 1 Sawing machine × 1 Ultrasonic cleaning × 1

Live Production Data

These figures come from our MES production system and update automatically as the shop floor runs — real data, real capacity, real quality.

Work orders completed & running

Customer orders served

Work orders this year

Delivery pass rate

Year-over-Year Order Growth

Work ordersCustomer orders

Material Mix (by work orders)

Source: company MES (all work orders since go-live in 2024) · auto-refreshed every 60 s

Quality & Delivery

Every work order is traceable from raw material to shipment

Order Review

Drawing & process review
Production scheduling

Material

Sourcing &
incoming confirmation

CNC Machining

Milling & drilling
in-process tracking

Deburr & Inspect

Dimensional inspection
surface treatment

Pack & Ship

Outgoing inspection
export packing

✅ Certified to ISO 9001:2015 quality management system 📋 Scope: machining of metal components

Surface treatment: zinc plating · nickel plating · blackening · phosphating · sandblasting · painting

Zinc platingNickel platingBlackeningPhosphatingSandblastingPainting

Contact Us

Send us your drawings for a quote — we reply within one business day

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Contact

Guan Xuesong (General Manager)

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Phone

13775108623

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Email

czhighsun@163.com

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Address

Building 31, Unit 101, Huaxing Science & Innovation Park, No. 75 Jintan Avenue, Jintan Development Zone, Changzhou, Jiangsu, China

Precision Hydraulic Manifold Blocks · OEM Supplier to Bosch Rexroth