. What is the crime of splicing half real money with half counterfeit money to create a large number of half real and half counterfeit $100 bills in denomination?

It is the crime of counterfeiting currency.

According to the criminal law article

"Anyone who counterfeits currency with a total denomination of more than 2,000 yuan but less than 30,000 yuan or with a quantity of more than 200 pieces but less than 3,000 pieces shall be sentenced to fixed-term imprisonment of not less than three years but not more than 10 years, and to a fine of not less than 500,000 yuan but not more than 500,000 yuan in accordance with the provisions of Article 170 of the Criminal Law.　

If the total denomination of the counterfeited currency is more than 30,000 yuan, the amount of the counterfeiting currency is "especially huge".　

If the perpetrator manufactures currency plates or conspires with others beforehand to provide plates for others to counterfeit currency, he or she shall be convicted and punished in accordance with the provisions of Article 170 of the Criminal Law.　

The term "currency" as used in this explanation refers to RMB and foreign currencies that can be circulated or exchanged in the domestic market.　

The currency denomination should be calculated in RMB, and other currencies are converted into RMB at the foreign exchange rate announced by the state foreign exchange authorities at the time of the crime.