Healthy Lighting: Industry Spotlight! Seoul Semiconductor and Bull Group Strategic Signing Ceremony & Launch of Bull Xiao Qingkong Large Street Light Flagship Model, Achieving a Major Breakthrough in Lighting Technology

On May 8, 2025, Seoul Semiconductor and Bull Group signed a strategic agreement, and Bull Group officially launched the Bull Xiao Qingkong Large Street Light flagship model equipped with Seoul Semiconductor’s violet chip to activate SunLike technology. The product achieves true zero blue light harm and retinal health care, redefining healthy lighting standards.

Professor Hao Luoxi, tenured professor at Tongji University and Vice President of the International Commission on Illumination (CIE), and Mr. Liu Shengping, Chairman of the China Association of Lighting Industry, were invited to attend and witness this historic breakthrough in the lighting industry together with industry leaders.

Seoul Semiconductor and Bull Group Reach Strategic Cooperation

Pictured are Lee Sang-hyuk (right), COO of Seoul Semiconductor Greater China, and Jia Lei (left), General Manager of Bull Group's Lighting Division, signing the agreement on behalf of both parties.

Authorities gather to discuss the future of healthy light

The launch event brings together industry experts and research institutions to jointly witness breakthrough innovations in the field of healthy lighting.

Mr. Ruan Liping, Chairman and President of Bull Group, began by reviewing Bull's original aspiration since its establishment to deeply cultivate the electrical and lighting fields, detailing the brand's technological innovation achievements as it enters the full-spectrum era, and sharing new thoughts on the future direction of Bull Lighting. He pointed out: "The flagship model of the Bull Little Clear Sky large street light, jointly launched with strategic partner Seoul Semiconductor, not only embodies Bull's breakthrough achievements in cutting-edge technologies such as optical technology and human factors engineering, but also marks Bull, as an advocate of healthy lifestyles, driving the industry to accelerate into a new development stage of 'whole-house healthy light environment solutions'."

Chairman and President of Bull GroupRuan Liping

Ms. Liu Shengping, Executive Chairman of the China Association of Lighting Industry (CALI), was invited to deliver a speech. She pointed out that Bull Group is a leading enterprise in China's electrical manufacturing industry. Its technological leadership and market advantages developed over thirty years of rapid growth have generated significant momentum, driving successful cross-industry expansion and establishing it as a new force in the lighting industry. Bull, together with the Seoul Semiconductor team, jointly developed the application of next-generation violet chip technology, deeply integrating optical technology innovation with medical research results to effectively address the eye health concerns of children and adolescents that concern hundreds of millions of parents. This innovation model, centered on consumer health and supported by rigorous scientific research, is an important driving force for the lighting industry's move towards high-quality development.

Executive Chairman of the China Association of Lighting IndustryLiu Shengping

Tenured Professor at Tongji University, Chief Scientist of the National Key R&D Program during the 14th Five-Year Plan Period, provides an in-depth interpretation of light and health

Hao Luoxi, Tenured Professor at Tongji University and Chief Scientist of the National Key R&D Program during the 14th Five-Year Plan Period, was invited to attend. She pointed out from the perspective of light and health: "Light has a profound impact on vision, biological rhythms, and emotions. Bull's 'Violet-Red Partner' technology meets the healthy light target spectrum SPD distribution, directly addressing the eye strain pain points of modern people, representing a significant breakthrough in the field of light health."

Professor Hao Luoxi's remarks confirm the forward-looking nature of the technical direction of Bull's Xiao Qingkong Large Street Light flagship model, and further reveal the future trend of the healthy lighting industry—shifting from simply "illuminating space" to "actively managing the light environment".

Tenured Professor at Tongji University

Chief Scientist of the National Key R&D Program during the 14th Five-Year Plan

Hao Luoxi

Seoul Semiconductor and Bull Group sign strategic agreement to jointly research next-generation violet chip technology applications

Seoul Semiconductor is the world's earliest company to invest in healthy lighting research and development. SunLike technology breakthroughly adopts violet chip excitation combined with various phosphor technologies, forming a technical route that closely matches the solar spectrum in the visible light range of 400–700 nm. Experimental results show that SunLike products have significant advantages in visual comfort, eye development, daytime work performance, and nighttime deep sleep quality.

In the presence of all guests, Seoul Semiconductor and Bull Group held a significant strategic cooperation signing ceremony. Both parties will jointly build a rigorous quality control system, collaborating throughout the entire process from R&D to final product implementation. With innovation as the link, they will continue to explore the science of light, ensuring that every beam carries warmth and protection, jointly leading the healthy lighting industry towards a new journey of higher quality.

Lee Sang-hee, COO of Greater China Region, Seoul Semiconductor

Major launch: The new street light features new purple-red partner technology, achieving integrated care and maintenance

Mr. Jia Lei, General Manager of Bull Lighting Division, officially launched the Bull Little Clear Sky flagship street light equipped with SunLike technology and red light technology.

Jia Lei, General Manager of Bull Group Lighting Division

General Manager Jia Lei elaborated on Bull Lighting's original intention to focus on public health issues, pointing out the high prevalence of myopia among children, adolescents, and white-collar workers, as well as the hazards posed by poor lighting environments. He emphasized that this brand collaboration with ophthalmology experts and optical engineers , involving tens of millions in R&D investment, aims not only to create an important milestone for the Bull LED lighting product line but also to address users' eye care pain points.

General Manager Jia Lei stated that Bull's current product innovation is a product iteration crafted based on insights into user needs and rigorous scientific research, under the dual validation of industry trends and scientific studies. It aims to create a healthy, scientifically formulated light recipe that truly integrates into daily life, illuminating the path to national health and safeguarding the bright future of the nation.

Healthy Lighting: Industry Spotlight! Seoul Semiconductor and Bull Group Strategic Signing Ceremony & Launch of Bull Xiao Qingkong Large Street Light Flagship Model, Achieving a Major Breakthrough in Lighting Technology

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