(SmartSens Technology) is a high-tech enterprise engaged in the development, design and sales of CMOS image sensor chip products, headquartered in Shanghai, China, with R&D centers in several cities and countries. Since its inception, SmartSens has always focused on innovation and R&D of high-end imaging technology, and has been recognized and favored by many customers with its own performance advantages. As a company dedicated to providing CMOS image sensor products with full performance coverage for multi-scene applications, the company's products have covered the full performance requirements for security and surveillance, machine vision, intelligent vehicle electronics, smart phones and other multi-scene applications. With the vision of "to make people see and know the world better with cutting-edge intelligent imaging technology," and customer needs as the core driving force, Sitwell will continue to promote cutting-edge imaging technology upgrades, expand product applications, and work with partners to promote the deepening development of future intelligent imaging technology.

GSTEK is a strategic partner of Denfeng Microelectronics, a leading power component supplier. GSTEK's main products include linear voltage regulator ICs, PWM control ICs, battery protection ICs and lighting driver ICs. The products are widely used in various mobile computing devices, motherboards, VGA cards, LCD display devices, power supplies, networking devices, battery modules and energy-saving lighting. GSTEK focuses on the development of power management and customer needs. We are committed to achieve reliability, innovation, high efficiency, low cost and complete power management solutions to increase the value of our customers' products. GSTEK expects to become a major global supplier of power management ICs.

Tontek Ltd. was established in October 1986, specializing in IC design for consumer electronics products. It is a high-tech stock listed company with a group of experienced designers and R&D talents with professional knowledge and innovative ability.。 Tontek has always spared no effort in refining the R&D technology and improving the competitiveness of Tontek products. In recent years, the MCU series products have been carefully developed to provide customers with more complete and diverse product line up. To meet the diversified application needs of customers and to provide excellent quality service to create rich profits for customers has always been the mission of Tontek.

DIOO is an analog IC design company covering mixed-signal product lines, power management, and ACDC high voltage and high power products. Its core customers include Xiaomi, OPEC, and other companies. Its core customers include Xiaomi, OPPO, Haikang, Dahua, Samsung, Harman, GE and other top global brands. Its main products include USB2.0/3.0 interface integrated circuits, low-power, low-noise, high-precision amplifiers, high-voltage, high-current power management ICs, intelligent lighting control and deblurring ICs, HD audio and video signal modulation ICs, etc.

QX Micro Devices was established in 2005, is a high-tech enterprise focusing on analog and RF IC design and development. The founders have obtained Ph.D. and M.S. degrees from famous universities in China and abroad, and have been engaged in IC design for many years in famous IC companies in Europe and America, with profound theoretical knowledge and rich practical experience. QX Micro Devices mainly engaged in the design and development of analog and RF IC products such as power management, LED lighting and display driver, wireless communication, high-speed data interface, optical communication, etc. We also provide ASIC design services and promote IC application solutions. QX Micro Devices determined to create a world-class enterprise with first-class products, first-class management, and first-class service in a scientific attitude of excellence. The philosophy is: honesty and trustworthiness, solidarity, dedication and innovation!

沛亨半導體為台灣第一家專業之類比 IC fabless公司，成立於1992年，致力於類比IC產品之研發、設計、測試及行銷。憑藉著誠信的經營理念、專業創新的設計團隊、高品質水準的IC產品，沛亨迅速擠身亞太地區類比IC之領導品牌，並且榮獲國家磐石獎殊榮，成為電源管理應用領域的領導供應商及客戶的最佳設計伙伴。 沛亨提供客戶全方位的電源管理解決方案，不論是Regulator、Converter、Power Switch或是LED Driver、Battery Management等，產品線多樣、規格齊全，並以品質優異、性能穩定著稱。沛亨IC常見於全球知名大廠之產品及3C應用領域，如LCD TV、DSC、Mobile Phone、MP3、PMP等。

SEI was established in 2000, specializing in power management IC design. Our products are designed with the most advanced technology in the United States, all ICs are forward-designed and have independent intellectual property rights, and all products have obtained the "IC layout design registration" certificate issued by the State Intellectual Property Office. The company has been working closely with well-known domestic and foreign manufacturers such as ROHM, UMC, AMPI and Changdian, etc. These manufacturers have been specialized in IC wafer manufacturing and packaging testing for many years, and have mature and stable process lines. At the same time, the long term cooperation with these manufacturers also makes us familiar with the process and can flexibly optimize the product design according to the customer's needs and product characteristics, so that the products have the advantages of strong adaptability and low cost.

ESPRESSIF founded in 2008, Loxin is a global fabless semiconductor company with offices in China, Czech Republic, India, Singapore and Brazil, and a team from more than 20 countries and regions. ESPRESSIF has been developing and designing hardware and software products in AIoT field for many years, focusing on the development of Wi-Fi and Bluetooth MCUs with high integration, low power consumption, excellent performance, security and stability, and high cost efficiency, and has now released ESP8266, ESP32, ESP32-S, and ESP32-C series chips, modules and development boards, which are ideal for IoT applications. ESPRESSIF is committed to providing secure, stable, and energy-

Efficient AIoT solutions. At the same time, ESPRESSIF insists on open source technology to help developers develop smart products with ESPRESSIF's solutions to create an interconnected smart world. SYNC, a professional analog IC design company, was established on 2004/02/01 and located in Taipei Nankang Software Park (NKSP). SYNC is a combination of U.S. and Taiwan high-tech IC design talents, and has been developing and designing field-effect power components to provide customers with more competitive power management system components. SYNC owns a number of U.S. patents for synchronous rectifier power management ICs and continues to develop these patents to design more forward-looking and high-performance power management ICs to keep pace with world-class power management design companies. SYNC has developed green products with non-polluting raw materials in compliance with environmental regulations and banned substances, and has been certified by SGS, an internationally renowned certification body, to be fully compliant with ROHS world environmental regulations.