| 1 | The two is the birthplace of Laiwu CPC committee. | |
| 2 | Since opened a new chapter in the Laiwu revolution. | |
| 3 | In the breeding, selection of the combined genotype AAAA will further improve the litter size of Laiwu black pigs. | |
| 4 | Based on the mining condition and geographical environment, Laiwu iron mine must be to use sectional tail sand concretion filling mining method in the process of mining production. | |
| 5 | "I'm afraid they won't be able to pay, " said Wang, whose company in the eastern city of Laiwu has 100 employees. |