6) Wanrun Co., Ltd. (Changsheng Fund participated in the company's specific target survey & on-site meeting)

Highlights of individual stocks: The company has a patent layout in the field of perovskite solar cell materials; the company's holding subsidiary Yantai Jiuyue Chemical Co., Ltd.'s products of the "Fluorine-free high-stable branched multivariate block fuel cell proton membrane material project" are used in the field of hydrogen fuel cells, and the project is in the pilot development stage. ;The company has developed PEEK laboratory samples

7) Xinwei Communications (Changsheng Fund participated in the company conference call)

Highlights of individual stocks: One of the leading mobile antenna companies, the company's main business includes mobile antennas; the company provides antenna accessories; the company has provided high-precision connectors for customers in the field of commercial satellites, and we have products such as on-board antennas, millimeter-wave radars.

8) Tianfu Communications (Changsheng Fund participated in the company's online communication meeting)

Highlights of individual stocks: a leading company in the field of core components of optical devices, an advanced optoelectronic manufacturing service provider in the field of optical communications. Its main businesses include high-end passive device overall solutions and high-speed optical device packaging OEM solutions; in June 2020, it plans to acquire Northern Optoelectronics, which is engaged in the research and development of optical filters, optical communication devices and other products; the company is one of the important suppliers of Nvidia 800G optical modules; the company is a provider of overall optical device solutions in the field of optical communications

Changsheng Fund was established in 1999. As of now, its asset management scale (all public funds) is 93.489 billion yuan, ranking 62/206; its asset management scale (non-monetary public funds) is 68.138 billion yuan, ranking 61/206; its number of public funds managed is 131, ranking 51/206; its public fund managers are 19, ranking 67/206. The best-performing public fund product under its last year is Changsheng CSI Shenwan Belt and Road Grading B, with the latest unit net value of 1.8, an increase of 40.96% in the past year.

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