Grand D.K. Export.Co.,Ltd  

We are the manufacturer of high quality Service valve (packed valve) used in air-conditioner. We supply our products to the leading air-condition manufacturer in Thailand such as York ,Trane , Carrier and also over the world such as York (SPAIN) , Trane (EGYPT) , Trane (BRAZIL) , Middle-East , AUSTRALIA and BLUE-STAR in INDIA .

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