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Shanghai,June 11,2025 — The global photovoltaic and energy storage industry’s premier event,"SNEC PV + 18th International Solar Photovoltaic & Smart Energy Conference & Exhibition (Shanghai) – Energy Storage & Battery Technology and Equipment Expo," was held grandly at the Shanghai National Exhibition and Convention Center from June 11 to 13,As a leader in electrical safety solutions,PTG made a remarkable appearance,unveiling its new power relay product line,which captured widespread industry attention with its cutting-edge technology and high-performance products,

After almost two years of efforts,PA2 and PB3 series of relays have achieved full automatic mass production successfully,with a capacity of 2500 PCS per hour,PC3 and PC6 have achieved semi-automatic production,their full automation upgrade will be completed within one year,The products have obtained CQC,TUV and CE certification already,

In order to develop of the Yangtze River Delta region,PTG NJ Corporation is established in Nanjing,It is committed to the R&D of energy products and the sales,service of PTG products in Eastern China,

After one year preparation,PTG EC Corporation was established on July 15,2021,It is committed to the R&D,production and sales of power relay of PTG brand,Phase I covers an area of 2500 square meters,it is equipped with 4-6 full-automatic intelligent production lines,mainly providing special relay for photovoltaic and energy storage systems,

PTG launches its wind power type 1 SPD series PE 440-25W1-10(R) and PE 760-25W1-10(R),dedicated for special 400,690 Vac and 690 Vac(IT) wind power system,In which,PE 760-25W1-10(R) could withstand over 1800 Vac harmonic over voltage,

On October 7th to 8th,PTG hosted a successful seminar on corporate culture to explore the cohesion of the staff and corporate social responsibility and capability,the members of PTG carried out a two-day in-depth exchange from mind towards the harvest of happiness

PTG and its employees overcome the epidemic situation actively,and formally resume production on February 10,2020 in accordance with the National and Shenzhen Regulations,

The entire PTG DC SPDs have successfully been qualified by UL,

Thanks for all our valuable customers’ and partners’ support,PTG gains a great achievement in the past 4 years,In order to satisfy the market demand and to keep our competence,PTG had moved its headquarter to Ming Dao Building,SEG Navigation Technology Park in Long Gang District,Shenzhen in 13th Aug 2018,

The entire PTG Type 2 AC series SPDs have successfully been qualified by UL,