Jiayin County, Yichun, Heilongjiang, China : Reference: Changchun School of Metallurgy and Geology (1976): Geology and Prospecting 12(2), 18-29; Shangquan Wu (1984): Geology and Prospecting 20(2), 28-31; Jing Zhang, Yuanrong Chen, Taoyuan Xie, Fengyou Li, Yuhua Yuan, Jun Zhao, Yu Song, and Jie Zou (2010): Geology in China 37(6), 1710-1719; Guihu Chen, …Wulaga Mine, Jiayin County, Yichun, Heilongjiang, ChinaWulaga Mine, Jiayin County, Yichun, Heilongjiang, China : A gold mine in the Tuanjiegou deposit. Another gold deposit, Shisangongli, was discovered on the property around 2006. SUPPORT US. Covid-19 has significantly affected our fundraising. Please help! Log In Register.