I think it's pretty obvious. They don't have millions to pay a large marketing firm. They are using a company they can afford who will probably take shares at least in part for payment.
CloudCommerce Comments on $3.5 Trillion Global E-Commerce Forecast....
The Asia-Pacific market is growing faster than any other region, at a rate of 35.2% per year. It is estimated that much of that growth will come by way of consumers in rural areas accessing e-commerce stores from mobile devices. China is anticipated to exceed $1 trillion in retail e-commerce sales by 2018, accounting for more than 40% of the total worldwide.