"Double Eleven" in $2020$The $11-$day e$-$commercial "Double Eleven"sale,from November $1$ to $11$ in $2020,$ had ended, and the trading volume of the large e$-$commercial platforms created new highsagain. The turnover of Alibaba Tmall is $498,200$ million yuan,the Jingdong Mall had total turnover of $271,500$ million yuan,and plus the trading volume of the other e$-$commercialplatforms such as Suning E$-$commerce and Pingduoduo, the total trading volume of consumers during the "Double Eleven" might be close to a trillion yuan. Besides the amazingtrading volume,by carefully observing the transaction data of the "Double Eleven" sale this year, it can be found that this year's "Double Eleven" shopping festival shows thefollowing characteristics:$1.$ Obvious increment of sinking marketIn the "Double Eleven" this year,Suning's ten billion subsidies covered the offline business for the first time, which aroused the consumer demands on the sinking market Nearly$7,000$ retail cloud stores of Suning achieved $150\%$ increase in sales with more than $4$ times increase of full category non$-$electrical sales and $14$ times increase of sales ofextended warranty service.Similarly, the orders on the rural market on the Jingdong platform increased by $126\%$ compared with those in the last year$\mathrm{.}2.$ Diversified shopping modes and emergence of livestream e$-$commerceWith perfection of technology and upgrading of people's shopping experience,livestream e$-$commerce is gradually becoming popular for merchants and consumers. During the"Double Elevensale, there were over $60,000$ web celebrities livestreamed to sell goods every day. The livestream data of Taobao indicates that the Gross Merchandize Volume$($GMV$)$ of business livestream accounts for over three fifths, the coverage number of livestream businesses increases by $220\%,$ and the total time of livestreaming during the"Double Eleven" sale is upto $1,660$ years. At the same time, the number of the livestreamers who livestreamed on a single day on the Kuaishou platform had exceeded $70,000.$Among these livestreamers,the livestreamer Li Jiaqi and Weiya had nearly $4$ billion of total estimated turnover of livestreaming on the first day of presale;Xinba reached nearly $2$billion of total sales on the first day of the official sale in$"$Double Eleven",setting a new record of a single livestreaming e$-$commercial sale.The online retail transactions of Tmall increased $5$ times in the past $5$ years, which reflects the consumer goods transactions generated by e$-$commerce play a significant role instimulating domestic needs. At the same time, it also indicates that e$-$commerce becomes a important component of the Chinese economy sector, and promotes the rapidtransformation of China toward digital economy.

Questions:$1.$ What characteristics does the "Double Eleven"have this year?

$2.$What do you think about the prospect of the Chinese e$-$commerce by seeing from the "Double Eleven"sale?