about us

f you are looking for a professional Supplier who makes all types of metal melting furnaces & Metal Casting Machines and heat treatment ovens, you are in the right place.

Zhejiang Cooldo Electromechanical Equipment Co., Ltd. specializes in sales in Metal Melting Furnace, Metal Casting Machine, Metal Heat Treatment Oven, Rolling Mill, and Automatic Metal Casting Line in the Metallurgical casting, Foundry, and precious metal industry, Backed by rich experience and resources, we have earned trust from a great many clients both at home and abroad, owning a sound reputation among this field. We not only offer the machine but also the solutions and services in the metal industry

Our passion lies in helping Clients with Minimal investment, and maximum return. We are committed to strict quality control and thoughtful customer service, and our experienced staff are always available to discuss your requirements and ensure complete customer satisfaction

Hence, Cooldo is available to offer all you want for precious metal production:

1:Metal melting Furnace &Metal Casting & Heat Treatment Machine

2: Turn-Key Solution for Types of Metals

3:Long-term recruitment of global agents, together to create a better future!

Cooldo is in line with the spirit of big enterprises to build a brand, adhere to the steady, long-term business development
At the same time, with abundant human resources, strict production management, and business philosophy, through the accumulation of experience and unremitting pursuit of the future Improve

Welcome friends from all walks of life to visit, guidance, and business negotiation.

With an extensive network of global locations and partnerships in America, Europe, and Asia, along with agents in 35 countries, Cooldo will continue to provide first-class machines and expert-driven solutions for metal melting & heating throughout the world.

Why Cdocast


We own much patent with CE certificate.


Constantly strives to customer service to achieve customer satisfaction.


Over 10 years of experience; Exports to more than 200 countries.

Turnkey Solution

Rich experience and resources will offer customers with best solutions.

Technical Support

Advanced technology is the inspiration behind our vision for the products.


Providing high-quality is our eternal purpose.