Beijing Double Dragon International Industrial & Mining Machinery Co., Ltd.
Company Profile :
Beijing Double Dragon International Industrial & Mining Machinery Co., Ltd. 
Beijing Double Dragon International Industrial & Mining Machinery Co.,Ltd (also known as B idragon) is located in Beijing. We are a high and new technology enterprise, which is professionally engaged in boiler design, development, sales, service and marketing promotion. At the same time, we are also engaged in boiler system design and project construction.
http://www.balturboiler.com/