By Clare Jim HONG KONG (Reuters) – China Evergrande Group will offer asset packages that may include shares in its two overseas-listed businesses as a sweetener for restructuring offshore debt, the developer said, as a stifling liquidity crisis in the property sector continues. Evergrande’s restructuring proposal came on Friday as China’s property sector, a key pillar for the economy, lurches from one crisis to another. The sector has seen a string of debt defaults by cash-squeezed developers. HOW DID EVERGRANDE COME INTO THE PUBLIC EYE? Chairman Hui Ka Yan founded Evergrande in Guangzhou in 1…