A professional manufacturer of copper products and bathroom fixtures
YIWANJIA Bathroom source factory

About YIWANJIA Bathroom

Heshan Guangdong YIWANJIA Bathroom is a 15-year source factory for bathroom hardware, with integrated production, strict quality control, and customization support. Our products are sold at home and abroad, empowering customers through professional manufacturing and innovation.

Company Profile

Deeply engaged in full-process manufacturing of copper materials and bathroom hardware, serving brand customers with stable capacity, rigorous craftsmanship, and global standards.

Exterior view of YIWANJIA Bathroom modern production base
Manufacturing Strength

Guangyi Copper was founded in 1996. Located in Heshan, Guangdong Province, close to Shuikou Town in Kaiping, one of China's three major plumbing industry bases, it is a bathroom hardware R&D and manufacturing enterprise covering the full process of copper materials, casting, forging, machining, polishing, and electroplating.

The company currently has more than 500 employees and over 40,000 square meters of factory space. It has established strong partnerships with many well-known domestic and international brands and manufacturers, while continuously working to become a globally competitive copper material and bathroom hardware manufacturer.

Certifications
International certifications and quality system
UPC authoritative certification
Domestic Certification authoritative certification
WaterMark authoritative certification
ISO 9001 authoritative certification
CE authoritative certification
ACS authoritative certification
2011
Founded
15+
OEM & ODM Experience
400+
Factory Employees
100+
Mu Production Base
YIWANJIA Bathroom factory exterior

Development History

1996-1999

Initial Stage

Started with the first smelting furnace, focusing on waste material recycling and screening to lay the foundation for future production.

Factory Strength

With an integrated in-house manufacturing system and precision equipment, we ensure stable quality and efficient delivery.

Manufacturing

Over 20 years of product manufacturing experience,
standardized factory management

The company organizes production rigorously. From copper materials and precision production to casting, forging, machining, polishing, electroplating, and assembly, the full process is completed in-house. Diversified material supply can meet the needs of domestic, U.S., Australian, European, and other markets.

20+
Manufacturing Experience
120+
Precision Processing Equipment
100%
Key Process Inspection
YIWANJIA Bathroom CNC machining equipment
Computer Numerical Control
Computer Numerical Control
YIWANJIA Bathroom automatic polishing equipment
Polishing Machine
Polishing Machine
YIWANJIA Bathroom automatic cleaning and inspection equipment
Automatic Cleaning Machine
Automatic Cleaning Machine
YIWANJIA Bathroom IMR gravity casting equipment
IMR Gravity Casting Machine
IMR Gravity Casting Machine
YIWANJIA Bathroom automatic production line
Automatic Production Line
Automatic Production Line
YIWANJIA Bathroom copper bar casting equipment
Copper Bar Casting
Copper Bar Casting Machine
YIWANJIA Bathroom 1250T extrusion machine
1250T Extrusion
1250T Extrusion
Equipment

Advanced production and processing equipment

The company is equipped with Italian iMR electric furnaces, iMR gravity casting machines, iMR low-pressure casting machines, and other casting equipment. It has also introduced high-precision machining equipment, automatic polishing equipment, and automated electroplating lines to form stable and efficient production and processing capabilities.

Casting
Forging
Machining
Polishing
Electroplating
Assembly

Team Strength

We build systematic R&D capabilities from customer needs to product iteration through four dimensions: R&D team, mold design, eco-friendly materials, and original processes.

Professional R&D team,
meeting diverse customer needs

The company attaches great importance to R&D capabilities. The R&D team has more than 50 people, and products, molds, cutting tools, and fixtures are all independently designed and produced by the company's R&D team.
YIWANJIA Bathroom R&D laboratory microscopic inspection equipment
Zeiss Microscope
Zeiss Microscope
YIWANJIA Bathroom spectrometer analysis and testing equipment
Spectrometer
German Spectrometer
YIWANJIA Bathroom coordinate measuring and testing equipment
Coordinate Testing Machine
Coordinate Testing Machine
YIWANJIA Bathroom casting inspection scene
Casting Inspection
Casting Inspection
YIWANJIA Bathroom sample inspection equipment
Sample Inspection
Sample Inspection
YIWANJIA Bathroom appearance inspection and surface treatment equipment
Appearance Inspection
Appearance Inspection

Complete testing and laboratory equipment,
protecting product quality

We follow national, European, American, Australian, and other market testing standards, covering key items such as materials, service life, sealing, salt spray, and appearance to ensure stable and reliable products.

Trusted by global standards

Certificate 1
Certificate 2
Certificate 3
Certificate 4
Certificate 5
Certificate 6
Certificate 7
Certificate 8
Certificate 9
Certificate 10
Certificate 11
Certificate 12
Certificate 1
Certificate 2
Certificate 3
Certificate 4
Certificate 5
Certificate 6
Certificate 7
Certificate 8
Certificate 9
Certificate 10
Certificate 11
Certificate 12

Environmental health practices,
making sustainability visible

Around energy, water resources, packaging logistics, and manufacturing processes, Evanka continues to promote environmentally friendly operations.

Four focus areas continuously reduce the environmental impact of operations and the full product lifecycle.

Aerial view of a production base covered with solar panels
70%Annual energy demand
SolarProduction base application
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Renewable Energy Use

  • Evanka works with China Power to purchase renewable electricity, meeting 70% of our facilities' annual energy demand.
  • We also use solar systems at our production bases to reduce reliance on fossil fuels.
  • environmentalHealth.items_0_description_2

Bathroom Product Catalogue

Display bathroom categories by core product series, helping customers quickly understand the available supply range and application directions.

View All Products
Faucet series display

Faucet Series

Faucet Series

A complete faucet portfolio for home bathrooms, engineering projects, and customized spaces.

Basin faucets display

Basin Faucets

Basin Faucets

Covers countertop, cabinet, and wall-mounted installation scenarios for different bathroom styles.

Kitchen faucets display

Kitchen Faucets

Kitchen Faucets

Durable and easy-to-use water solutions for kitchen washing, food preparation, and purified water needs.

Shower faucets display

Shower Faucets

Shower Faucets

Exposed, concealed, and thermostatic solutions for different bathroom shower system configurations.

Bathroom hardwares display

Bathroom Hardwares

Bathroom Hardwares

Completes bathroom storage, hanging, and drainage details to create a unified bathroom space language.

Commercial faucets display

Commercial Faucets

Commercial Faucets

Serving hotels, public bathrooms, medical facilities, and engineering projects with high-frequency use and batch delivery support.

Video Showcase

Selected workshop production and product demonstration videos show manufacturing sites and product application details directly.

01 / 03

CNC Workshop

Shows the precision machining workshop and standardized production site.

FAQ

Frequently Asked Questions

Quickly understand common questions before cooperation, including company type, MOQ, brand customization, factory visits, and after-sales support.

EVANKA is a manufacturer specializing in kitchen and bathroom products as well as copper material components. Founded in 1996, we serve global customers with a fully integrated supply chain covering design, production, quality control, and logistics.

We are not a pure trading company. Our team supports customers from product development and sampling to mass production and shipment follow-up.

With long-term manufacturing experience and stable production resources, we can provide OEM and ODM cooperation for brands, distributors, and project customers.

Customers can contact us for product details, quotations, factory information, or visit arrangements before cooperation.

We focus on reliable manufacturing, consistent quality, and responsive service for long-term business partnerships.

Regular products start from 300 pieces. The specific MOQ depends on the actual product and order requirements.

Yes, we provide laser logo engraving for brand customization. If a printed logo is required, brand authorization must be provided for approval.

Yes, factory visits are warmly welcomed. We have production bases in:

Heshan, Guangdong Province, China

Vietnam

Please contact us in advance to schedule your visit.

Quality is our core value. We implement strict quality control throughout all production stages.

If any quality issue occurs, please provide photos or videos for confirmation. We will: 1. Identify the root cause; 2. Provide a reasonable solution based on the actual situation; 3. Ensure continuous improvement.

You can request a quotation or product details through:

- Email: evankabath@163.com

- Submitting the inquiry form on our website

Pre-sales support

- Email: evankabath@163.com

WhatsApp / Tel: +86-136-7293-0235

After-sales service

A dedicated account manager and technical support team will assist you by email and WhatsApp after order confirmation.