观看一级a性色黄片,日韩三级精品无码视频,美美女一级黄片免费视频

Chengdu Haike Mechanical Equipment Manufacturing Co., Ltd. (Hereinafter referred to as Hycook) was originated from 1994. Hycook covers about 36,000 square meters, and it has more than 500 employees including over 110 technical researchers. Hycook is a national high-tech enterprise in large-scale, non-standard food machinery industry, it is integrating R & D, production, sales, and service together now. We have obtained a number of international certifications and more than 400 patents..