[Dongshan Precision: plans to issue convertible bonds to raise no more than 4.8 billion yuan] Dongshan Precision announced that it intends to issue convertible bonds to raise no more than 4.8 billion yuan. For ultra-fine circuit board project, new energy flexible circuit board and its assembly project phase 2, new energy vehicle and battery precision structure project, annual production of 2 million new energy vehicle water-cooled board technical renovation project and supplementary liquidity