Constraints-China was extremely behind in terms of technological advancement in weaponry compared to the western countries, they were still using primitive tools such as spades while they were already using automated guns, this lead them to lose many wars.
Technology-A technology developed in China was printing. The Chinese began to use wood block printing in the 7th century where the text is carved into the wood blocks which are then inked. A blank sheet of paper is placed over the inked block so that the image can be transferred to the paper.
Social/Cultural-The economic and social plan known as the Great Leap Forward resulted in an estimated 45 million deaths. In 1966, Mao and his allies launched the Cultural Revolution, which would last until Mao's death a decade later