A total of 202 contracts were signed during the second Lanzhou Scientific and Technological Achievement Expo with the contract volume totaling 1.22 billion yuan, up by 12.29 percent compared with last session, according to the contract signing ceremony held on September 18. The contracts cover nine industrial sectors, including electronic information, aviation, bio-medicine, environmental protection, manufacturing, agriculture, transportation, new energy, and material, urban construction and social development. [Photo/Gscn.com.cn]