
“COOLDO Provide us the European quality 250kg induction melting furnace with chinese price, we set up this furnace in syria, because we have big problem in the electricity , cooldo helped us customized the furnace which enable furnace to with the Generator ,we really appreciated their help, thanks to their professional team effort which make me get a very good profit through this project”

“We have worked with Cooldo for over 3 years, satisfied with the furnace performance,almost no failure with stable working , It is excellent to work with Cooldo, their professioal engineer team also give me deep impression, which makes me expect more cooperation in future, I believe Cooldo will be the No 1 In this area in china.

“Cooldo Help us design a turnkey service for our foundry, including design, install,implement for our factory”, we purchase the newest design of the steel frame induction furnace with 5000kg with all other related equipment in this foundry, we are so satisfied with the quality of all equipment and all price are affordable.

Cooldo Provided us the Amorphous alloy vacuum annealing furnace, we are very happy with their excellent products , and their professional engineer came to india to help us install the heat treatment oven, till now we have purchased 3 heat treatment oven from COOLDO,certainly we will keep long term cooperation.

“Cooldo Provided us the excellent vacuum melting furnace & vacuum slag remelting furnace with reasonable price and high quality, the remelting furnace is high technology , seldom factory can manufacture this type furnace especially the vacuum type slag remelting, luckily, we meet Cooldo, and their engineers have been successfully install the whole plant in Mexico,We appreciated Cooldo Help.

We purchaseed the 1000kg induction melting furnace from Cooldo in 2015, till now furance working well,we admire their hard working in furnace design, we will set up a new plant which is 10 ton furnace, which definetely will buy from COOLDO Again

“4 Radian meters continuous casting machine was my first project with COOLDO, No production problems, Good service, better than my previous supplier, they fabricated high quality machine at exceptional prices with excellent service.surely will work with them in the long run”

“Cooldo has excellent professinal technology team , which help us build the line for gold refinery , this is a successful line which help me get great profit from this line, I do want to recommend Cooldo, but due to selfishness , I do not want everyone to know Cooldo , beacuse I do not want to many competitors, anyway, Wish Cooldo will better than tomorrow”

“Mandy is so Helpful,she is professional in provide all valuable information for the newcomers in the steel rebar making “, she bring the engineer to inspect our factory onsite in Algeria , they provided too many wonderful suggestion to my factory, I was so excited to find Cooldo and mandy, thanks for all”

“We purchase 200kg hydraulic tilting gold melting furnace for gold concentrate from Cooldo in 2012, till now,6 years passed, the furnace even perform good working condition, seldom have any failure, we are all amazing about it, we buy this furnace with chinese price but get a European Quality. Thanks to Cooldo, Wish your company a brighter future.