M(money) The moment for capitalists to shine and buy workers to do their jobs and get money from them. 

C(Commodities) Is determined by the amount of social labor inherent in it, and its price is on monetary expression of the value. Exchanges cannot change the value of commodities. The building. Machines and equipment, raw materials, and labor power are purchased by the capitalist for the sum M,ect

M(Money) Capitalists buy the labor power of many works to sell the products they made for a higher value. The more labor work you do the less money you get. More time and more value and money for the capitalist.