2003 Guangzhou Huakai liquefied petroleum gas Co., Ltd design and manufacture of 10000m3 butane spheres is the largest spherical tank manufacturing company to design and manufacture level, identified by the Liaoning provincial economic and Trade Commission "is to design and manufacture of spherical tank in China's largest store of butane, for domestic initiative, to fill the domestic not to manufacture large spherical tank blank, make a great contribution to national saving foreign exchange, this project was issued by Liaoning province government outstanding new products in Liaoning province third-prize sixth.