FIFA, May 29 (FAP)-- shares of YBO Technology, Jinbaize 20CM, Tongfu Weidian and Oshicom, Core original shares, Shenghong Technology, Zhongfu Electric and Huahai Chengke have risen by more than 5%. On the news side, U. S. stock semiconductors entered a technical bull market on Friday, with the Philadelphia Semiconductor Index nearing an all-time high.