Dicky Zhang Chief Technology Officer, Longjoin Group

With over 23 years of experience in the professional audio industry, Dicky Zhang is a specialist in network audio transmission and digital signal processing (DSP). He holds multiple patents in audio technologies and has extensive expertise in professional audio product design and development.
He has led numerous ODM and OEM projects, delivering end-to-end solutions from concept to mass production for globally recognized brands such as PEAVEY, ALTO, SAMSON, and MARANTZ.
R&D Focus: Network audio systems, DSP technologies, and electronic product development.

Jason Huang MI Product Technical Director

With 13 years of experience in the audio industry, Jason Huang has  established strong technical partnerships with leading global brands including KORG, AKAI, ALESIS, and ARTURIA. His work has been widely recognized by international clients.
He plays a key role in the development of the MIDIPLUS brand, now one of the leading MI consumer brands in China.
R&D Focus: Electronic musical instrument product development and design.

Angus Tan PA Product Project Director

Angus Tan brings over 20 years of experience in professional and consumer audio product development. He has held senior roles including R&D Engineer, R&D Director, and General Manager in listed companies.

He has delivered comprehensive technical solutions for globally renowned brands such as KRK, ESI, JBL, TANOY, and HARMAN KARDON, covering the full product lifecycle from design to manufacturing.

R&D Focus: Professional and consumer audio product design and development.

Steffen Meeks PA Product Project Director

With 35 years of experience in the audio industry, Steffen Meeks has been deeply involved in both consumer and professional audio sectors. He has played a key role in the development of numerous well-known audio products over his career.
R&D Focus: Professional and consumer audio projects.

Devin Bronson MI Product Project Director

Devin Bronson is a guitarist and composer with 24 years of experience in the audio industry. He has contributed to multiple chart-topping albums and participated in eight global stadium tours.

He brings valuable industry insight into product development and customer engagement within the professional music sector.
R&D Focus: Professional and consumer audio projects.

Qi Chen PA Speaker Design Director

With 18 years of experience in the audio industry, Qi Chen specializes in speaker design and manufacturing. His notable work includes the development of air-cooled active speaker systems.
R&D Focus: Speaker design and manufacturing.

Bruce Wang Amplification System Application Director

Bruce Wang is a senior audio tuner with 24 years of industry experience and a member of the Audio Engineering Society (AES).
He has led audio system optimization projects across nearly 100 application scenarios, including major projects such as the Shenzhou 9 launch site in Jiuquan and CCTV studios, as well as concerts and theaters.
R&D Focus: Audio system design, optimization, and application.