Our headquarters and R&D center are located in the Shilong Economic Development Zone, Mentougou District, Beijing, spanning 3,000 square meters. It houses a number of top-tier R&D synthesis and process synthesis laboratories, analytical and quality control labs, device fabrication labs, and device testing labs. Our facilities are equipped with advanced instruments, including a Bruker 400 MHz NMR spectrometer, Shimadzu HPLC, LC-MS, GC-MS, and DSC, as well as two fully automated inline and cluster evaporation systems from Angstrom Engineering. Together, they form a best-in-class, end-to-end R&D platform with extensive capabilities.

Our team focuses on core areas such as material synthesis and development, analytical testing, purification and preparation, and device performance validation. We have established a comprehensive technology development cycle encompassing fundamental R&D, experimental validation, and device evaluation through standardized operational management and high-level scientific innovation. We have obtained ISO 9001 (Quality Management System), ISO 14001 (Environmental Management System), and ISO 45001 (Occupational Health and Safety Management System) certifications, based on our strong technical expertise and innovative strength. We have been recognized as a National-Level Specialized, Refined, Distinctive, and Innovative "Little Giant" Enterprise, a National Intellectual Property Advantage Enterprise, and a Beijing Intellectual Property Advantage Unit. We were also awarded the China Patent Excellence Award, the First Prize in the "Maker Beijing 2022" Innovation and Entrepreneurship Competition, the Special Award in the Leading Enterprise Track, and the Grand Prize in the Energy Materials and Environmental Protection Category. Leveraging our strong R&D capabilities, we are committed to transforming cutting-edge technological achievements into practical applications and providing robust support for high-quality industrial development.

Summer Sprout Technology (Jiangsu) Co., Ltd. is located in the Taixing Economic Development Zone and operates from a modern factory spanning over 40,000 square meters. The facility undertakes a wide range of production activities for core OLED materials, including synthesis and production, process development, process safety assessment, and device performance validation. Since its establishment, it has received various certifications including National High-Tech Enterprise, Jiangsu Provincial Specialized, Refined, Distinctive, and Innovative SME, and Taizhou City Gazelle Enterprise. This OLED material manufacturing base combines cutting-edge production equipment with intelligent manufacturing, resulting in advanced management concepts and a high degree of automation. The facility houses a 10,000 ㎡ Class 1000 sublimation mass-production workshop, a 3,500 ㎡ R&D building, two synthesis workshops totaling over 8,000 ㎡, a 6,000 ㎡ administration building, warehouses, a solvent tank area, an environmental protection workshop, supporting utility facilities, and more than 20 high-standard laboratories for analysis, process synthesis, and process safety assessment. The site has been designated as a "Provincial and Municipal Major Project." Our team specializes in process development, analytical method development, process safety assessment, and device validation. We are committed to bridging the entire
chain from laboratory-scale trials and pilot-scale scale-up to industrial mass production by using systematic technical approaches and
a rigorous closed-loop experimental process, efficiently transforming scientific research outcomes into productive forces.

Summer Sprout Technology (Wuhu) Co., Ltd. is located in the Jiujiang Economic Development Zone, Wuhu City, and covers an area of 4,500 square meters. The facility consists of a 1,500-square-meter synthesis and analytical laboratory, a 500-square-meter Class 1000 cleanroom, a 100-square-meter Class 100 cleanroom, and 200 square meters of reserved expansion space. It is equipped with large-scale imported evaporation equipment and high-precision optoelectronic testing systems, supporting OLED material R&D and small-scale pilot production. Our team combines youthful vitality with extensive industry experience. Leveraging OLED technology's advantages such as high brightness, flexibility, cold light sources, and surface emission, we continue to explore and expand new OLED application scenarios, break through the boundaries of traditional consumer electronics applications, and build an OLED light source ecosystem. These efforts provide strong support for the company's ongoing R&D and technological breakthroughs.