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[From Kaiyuan Securities Co., Ltd.] Shengyi Electronics (688183) Company updated report: 2021Q4 profit ushered in a great reversal, looking to continuous structure optimization

[From Tianfeng Securities Co., Ltd.] Review on Shengyi Electronics (688183) Annual Report: Q4 profitability turning point reached, looking to future increase on Sever and AT business

[From Tianfeng Securities Co., Ltd.] First coverage report of Shengyi Electronics (688183): Leading ICT suppliers in PCB industry, benefiting from capacity expansion and recovering demand of communication PCB

[From Kaiyuan Securities Co., Ltd.] Low point of Shengyi Electronics (688183) passed, waiting for turning point of server platform to be shipped in iteration

[Transferred from: Sinolink Securities Co., Ltd.] Shengyi Electronics (688183) communication PCB leader seeks diversified layout, with demand upgrading having greeted opportunities

[Transferred from: Shanxi securities] Shengyi Electronics (688183) has accelerated the expansion of production capacity and is expected to further improve its market shares