亚洲国产艳情女人电影在线不卡_91久草国产在线视频_日韩精品无码专区免费AⅤ_亚洲成a人无码av白浆

Philosophy

Management idea:
To create value for the user, to win friends for the enterprise.
Marketing in the 21st century, "creating value for customers" advocate is not simple sale connotation, but to in work effort for the user to create in other for households where no or not to value so that they become repeat customers, and ultimately become the company of friends.