This is the reason. The reason bitcoin boomed, is because of it's introduction to China. If China bans bitcoin completely, it will go back down to what it was or there abouts.
methinks it will boom again after 15th, so not panic selling quite yet...
Even the exchanges don;t know, this is a release from one of the main exchanges, bad google translation:
"Dear fire coins network users:
Internet rumors about the "4.15" incident, the fire has been active in efforts currency network communication with relevant departments, unfortunately, as of now, we did not get specific information, can not give an accurate answer to all investors, deeply apologies.
And yesterday, a number of domestic Bitcoin trading platform have been notified announcement said it would suspend prepaid card recharge or bank transfer. We also saw the microblogging and other channels, many investors and media friends are very concerned about the fire side of the net currency latest developments, we are very grateful to all my friends first fire currency net interest and support, and then we fire coins Net business and financial sectors in the funding channels to get the latest information (as of 2014.4.3 16:00) to make a detailed report: Fire coins Network Business and Finance Department colleagues today and card vendors, and cooperative banks a telephone communication, the relevant circumstances are as follows: First, the card vendors:
1) co-four third-party payment companies, a telephone prompts risk, no feedback other three issues;
2) the risk of third-party payment companies Tips said, did not receive a new notification to the card vendor prompt risk because they were reported, demanding the implementation of the leadership on December 5 last year, the Japanese line five ministries issued " on guard Bitcoin risk "notification.
Second, the Bank:
1) the current industry, agriculture, construction, move the line of fire of four coins CAPE households Branch in the last three months have not received the relevant notification;
2) the statement on April 15 that they are also from the media the obtained;
3) At present, they are unable to determine the authenticity of the message.
The above are the current information gathering network to fire coins, which are the first-hand information, and the only objective description, without any inference and speculation. Information and other platforms have been announced net currency resulting fire information obtained is not entirely consistent, probably because of the different geographical and service providers caused, as to why the different services in different regions have different policies Chamber of Commerce, is not known.
"
http://www.huobi.com/news/index.php?a=show_notice&id=286
