Sponsor profiles
CLP Power Hong Kong Limited
CLP Power Hong Kong Limited (CLP Power) is the Hong Kong utility subsidiary wholly owned by CLP Holdings Limited, a company listed on the Hong Kong Stock Exchange and one of the largest investor-owned power businesses in Asia.
CLP Power operates a vertically integrated electricity supply business in Hong Kong, and provides a highly reliable supply of electricity and excellent customer services to more than six million people in its supply area.
Kingsine
Founded in 1999, KINGSINE is a global leader in electrical testing equipment for power system protection and measurement. Our product portfolio includes relay test sets, CT/PT analysers, calibrators, and monitoring systems - but we are best known and far ahead in the R&D and global sales of mini relay testers.
Our compact KFA series, weighing as little as 3.8kg with battery power and ±0.05% accuracy, sets the industry standard for portable testing. Serving 90+ countries - including ABB, SIEMENS, SCHNEIDER, and State Grid China - we maintain a global distribution network, a Canadian subsidiary, and exhibit at 20+ major exhibitions annually.
We deliver value through advanced functionality, competitive pricing, and reliable support. Our products are engineered for a 15+ year service life and backed by a three-year warranty.
When it comes to mini relay testers, KINGSINE leads the world - in both innovation and sales.
M&I Metrosil
Metrosil is a global leader in specialist SiC varistors for overvoltage protection, delivering advanced surge-protection solutions for critical infrastructure. Renowned for their reliability and performance, Metrosil varistors are so well established in the power industry that the brand name is often used generically to describe this class of non-linear resistors for power network relays and CT open-circuit protection.
Our varistors safeguard some of the world’s most prestigious electrical-grid projects, including major substations, busbar and REF protection schemes, and thermal, nuclear, and hydropower plants - including China’s Three Gorges and Baihetan, Brazil’s Itaipu, and Canada’s La Grande.
Manufactured in Manchester, UK, each semiconducting varistor undergoes a rigorous production and testing process in Metrosil’s High Energy Test Laboratory (HETL), ensuring exceptional performance and long-term reliability.
Siemens Energy
Siemens Energy is one of the world’s leading energy technology companies. The company works with its customers and partners on energy systems for the future, thus supporting the transition to a more sustainable world. With its portfolio of products, solutions and services, Siemens Energy covers almost the entire energy value chain – from power and heat generation and transmission to storage.
The portfolio includes conventional and renewable energy technology, such as gas and steam turbines, hybrid power plants operated with hydrogen, and power generations and transformers.
It’s wind power subsidiary Siemens Gamesa makes Siemens Energy a global marker leader for renewable energies. An estimated one-sixth of the electricity generated worldwide is based on technologies from Siemens Energy. Siemens Energy employs around 105,000 people worldwide in more than 90 countries and generated revenue of €39.1 billion in fiscal year 2025.