Recently, the listed company BYD mentioned in the investor research process that the company has a professional solar technology research and development team and is actively deploying perovskite battery technology. In addition to BYD, from September to early November 2023, a number of A- share listed companies announced their progress in the field of perovskite photovoltaic cells.

BYD, the leader of new energy vehicles, has laid out perovskite photovoltaic cells

In early November 2023, BYD Co., Ltd. (securities abbreviation: BYD; securities code: 002594.SZ) disclosed the Record Form of Investor Relations Activities.

the announcement shows that BYD has a professional solar energy technology research and development team. after repeated experiments, BYD strives to break through the previous test records in terms of cell efficiency and module efficiency, specifically including silicon wafer flaking and refining, silver paste rapid update, glue film technology iteration, etc. The company's photovoltaic technology is transforming from PERC (passivated emitter and back) battery technology to N-type TOPCon (tunneling oxide passivation contact) and HJT (heterojunction) battery technology, and is actively deploying perovskite battery technology to drive battery conversion efficiency to record highs.

4 PV module companies disclose progress of perovskite battery business

According to our incomplete statistics, from September 1, 2023 to November 6, A total of 4 listed companies in the photovoltaic module industry announced the progress of the perovskite battery business. The five companies are Longji Green Energy (Securities Code: 601012.SH), Trina Solar Energy (Securities Code: 688599.SH), Jingao Technology (Securities Code: 002459.SZ) and Safetian (Securities Code: 603028.SH).

September 11, 2023, photovoltaic industry leader Longji Green Energy disclosed the record of research activities.

according to the record, Longji green energy said in its semi-annual business introduction in 2023 that in June 2023, the company achieved a high conversion efficiency of 33.5 percent for crystalline silicon-perovskite laminated cells.

on October 11, 2023, the "investor relations activity record form" released by trina solar energy, a well-known photovoltaic module enterprise, showed that in terms of perovskite lamination technology, the company led the Jiangsu province science and technology support plan project "research on key technologies of new perovskite structure solar cells" as early as 2014, and carried out continuous multi-dimensional research and development around perovskite single junction, calcium/silicon lamination, perovskite cell characterization and device stability, forming relevant technology reserve.

October 25, 2023, another well-known photovoltaic module company Jingao Technology also disclosed the "Investor Relations Activity Record Form."

the announcement shows that the jingao science and technology research and development center is actively researching and storing battery technologies such as full back contact batteries, perovskites and laminates, and is committed to enabling large-scale mass production of new technologies as soon as possible through research and development.

In addition, in December 2022, Safetian set up a holding secondary subsidiary, Suzhou Safetian New Energy Technology Co., Ltd. to enter the photovoltaic cell industry.

on September 4, 2023, saifutian disclosed the announcement on the holding of the 2023 semi-annual performance briefing.

According to the announcement, in the future, Saifutian will give priority to the layout of XBC (cross-finger back contact) cells and perovskite laminated cells, laying the foundation for the industrialization of next-generation photovoltaic cells.

Seven companies upstream and downstream of the industry chain are eager to provide related equipment

in addition to the above five photovoltaic module companies actively layout perovskite battery research and development, the above two months, according to our incomplete statistics, the photovoltaic industry chain up and down the industry, there are seven listed companies formally designated as perovskite battery production equipment. The seven listed companies are Manst (stock code: 301325.SZ), Juhe Material (stock code: 688503.SH), Haiyou New Material (stock code: 688680.SH), Jingshan Light Machine (stock code: 000821.SZ), Jiejia Weichuang (stock code: 300724.SZ), Starfish (stock code: 688559.SH) and Inno Laser (stock code: Z30.

Manst is a company focusing on high-precision slot coating technology process design, coating equipment and accessories research and development, production, and sales.

On September 4, 2023, Mannst disclosed investor research records. The announcement shows that in the field of perovskite solar and hydrogen energy, the company has formed intelligent equipment orders, is accelerating the promotion of large-scale mass production. Among them, the maximum substrate size of the slit coater for perovskite solar energy can reach 2300 × 1200mm, and the size of the existing sales order is 1200 × 600mm.

Juhe Materials is a company specializing in the research and development, production and sales of new electronic pastes. The main products are positive silver pastes for solar cells.

on September 5, 2023, ann securities disclosed the 2023 semi-annual continuous supervision tracking report on poly and materials.

according to the report, the poly and material photovoltaic silver paste product line covers all the mainstream battery technology routes in the current market, including a new generation of PERC + SE batteries, n-type TOPCon batteries, HJT batteries, XBC batteries and perovskite crystalline silicon laminated batteries.

Haiyou New Material is a listed company engaged in the research and development, production and sales of special polymer films.

On September 5, 2023, Haiyou New Material disclosed the prospectus (registration draft) for the issuance of A shares to specific targets in 2022.

The prospectus shows that Haiyou New Material pays close attention to the new component development trend in the industry and actively develops the adhesive film technology required for new components such as HJT and perovskite.

jingshan light machine is specialized in high-end non-standard intelligent equipment research and development, design, production and sales of enterprises.

On September 13, 2023, the investor survey records disclosed by Jingshan Light Machinery showed that the company had an earlier layout in the field of perovskite battery production equipment. At this stage, the investment in GW-class line equipment is about 1 billion yuan, which may drop to 0.5 billion yuan/GW after large-scale mass production in the future.

Jiejia Weichuang is an enterprise specializing in R & D, production and sales of crystalline silicon solar cell equipment.

On September 21, 2023, Jiejia Weichuang disclosed the Prospectus for Issuing Convertible Bonds to Unspecified Objects.

The prospectus shows that Jiejia Weitron earlier laid out the development and production of photovoltaic equipment for the new technology route of perovskite and perovskite lamination. This fund-raising project "perovskite and perovskite laminated equipment industrialization project" can be added with an annual production capacity of 160 sets of magnetron sputtering coating equipment, 119 sets of reactive plasma coating equipment and 60 sets of vacuum evaporation equipment.

Both Starfish and Inno Laser are companies engaged in the development, design, production and sales of lasers.

On October 31, 2023, the "Investor Relations Activity Record Form" disclosed by Sea Star showed that the company has a forward-looking layout in terms of perovskite laser marking technology.

on November 2, 2023, the investor research records disclosed by inno laser also showed that after TOPCon laser SE direct doping equipment has signed a total contract of nearly 20GW, the company has also made a forward-looking layout for lasers, optical modules or key equipment required for BC (back contact battery), perovskite and other battery technologies.