Yunnan Yaoyang Culture Co. and Partners Donate Eye-Protection Classroom Lighting to Middle Schools in Xishuangbanna

2026-04-22 · Technical Q&A

To protect teenagers’ eyesight and improve school lighting, Yunnan Yaoyang Culture Communication Co., Ltd. joined hands with Shandong Yifan Rongmei Education Technology Co., Ltd. and Xishuangbanna Xinhua Bookstore Co., Ltd., while Zhongshan HUMUBAO Lighting Technology Co., Ltd. manufactured the eye-protection luminaires and carried out the installation

Quick Answer

Zhongshan HUMUBAO Lighting Technology Co., Ltd. donated approximately 1,620 LED eye-care classroom lights and approximately 540 blackboard lights to 289 high school classrooms across 7 schools in Xishuangbanna Prefecture. The average illuminance on desk surfaces is ≥400lx, exceeding the national standard requirement of 300lx. The total project value is approximately 4.23 million RMB.

To care for the visual health of adolescents and improve school lighting environments, recently,Yunnan Yaoyang Culture Communication Co., Ltd.jointly withShandong Yifan Rongmei Education Technology Co., Ltd. and Xishuangbanna Xinhua Bookstore Co., Ltd.,and withZhongshan HUMUBAO Lighting Technology Co., Ltd. manufacturing eye-protection luminaires and undertaking the specific installation,launched a classroom eye-protection lighting donation project in Xishuangbanna Prefecture.

This donation coversMojiang No.1 Middle School and Mojiang No.2 Middle School in Pu'er City, Yunnan Province; the high school division of Jinghong No.4 Middle School; the high school division of Jinghong No.1 Middle School; the high school division of Xishuangbanna Prefecture Nationalities Middle School; Mengla County No.1 Middle School; and Menghai County No.1 Middle School,totaling289 high school classroomsbenefiting approximately9,000 teachers and students.

All donated luminaires are provided byManufactured by Zhongshan HUMUBAO Lighting Technology Co., Ltd., includingapproximately 1,620 LED eye-protection classroom lights,approximately 540 LED eye-protection blackboard lights, with single-lamp luminous flux reaching 3200Lm and 2800Lm respectively. The products strictly comply with national standards: average illuminance on classroom desks ≥400lx (exceeding the standard of 300lx), illuminance uniformity ≥0.85 (standard 0.7), color rendering index Ra≥95 (standard ≥80), and have passed flicker-free, no blue light hazard, high-quality light environment and ROHS certifications, with a service life of 50,000 hours, ensuring a high-quality and safe classroom lighting environment.

Before project implementation, the professional team conducted a comprehensive survey of 289 classrooms, including data on illuminance, color rendering index, glare, flicker and blue light hazard, and used the German DIALux professional lighting design software to complete the lighting scheme, producing false-color renderings, classroom desk illuminance maps, blackboard illuminance maps and luminaire positioning maps, and unified glare value, ensuring the design is scientific and reasonable.Zhongshan HUMUBAO Lighting Technology Co., Ltd. is responsible for luminaire supply, installation and construction, and wiring renovation, ensuring the project is completed on schedule and with high quality.

The total donation amount for this project is approximately4.23 million yuan, covering luminaire procurement, wiring renovation, installation, auxiliary materials, preliminary survey and design, and5-year post-maintenance. During the warranty period, through routine maintenance, cleaning and upkeep, and fault replacement, the classroom eye-protection lighting is guaranteed to comply with relevant national standards over the long term, and verified through third-party testing.

The head of the education department of Xishuangbanna Prefecture stated that this donation not only improved school lighting conditions, but also reflects the care and support of all sectors of society for education in border areas. Students will study in a brighter and more comfortable environment, which helps prevent myopia and eye fatigue, and provides strong protection for healthy growth.

The head of Yunnan Yaoyang Culture Communication Co., Ltd. stated that adolescent vision health concerns family happiness and the nation's future, and expressed the hope that through this donation action, healthy classrooms will be lit up for the children of Xishuangbanna Prefecture, making eye-protection lighting an "invisible guardian" of their growth.

Frequently Asked Questions

What illuminance standard must classroom eye-care lights meet to be considered qualified?

The national standard requires an average illuminance of ≥300lx on desk surfaces, while the HUMUBAO LED eye-care classroom lights donated in this project measured ≥400lx, with illuminance uniformity ≥0.85 (standard: 0.7) and color rendering index Ra≥95 (standard: ≥80), providing a superior lighting environment.

How many eye-care lights and blackboard lights are needed for one high school classroom?

Based on the Xishuangbanna donation project, 289 high school classrooms were equipped with approximately 1,620 LED eye-care classroom lights and approximately 540 LED eye-care blackboard lights, averaging about 9 classroom lights plus 2 blackboard lights per classroom.

What is the service life of eye-care classroom lights?

The HUMUBAO LED eye-protection classroom lights and blackboard lights donated this time have a service life of 50,000 hours and are certified for flicker-free operation, no blue light hazard, and ROHS compliance. A 5-year after-sales maintenance service is also provided within the warranty period.

How much does it generally cost to retrofit school classroom lighting?

You may refer to this Xishuangbanna donation project: it covered 289 high school classrooms across 7 schools, with a total amount of approximately 4.23 million yuan, including lighting procurement, wiring renovation, installation, auxiliary materials, preliminary research and design, and 5-year after-sales maintenance.

What professional testing and design are required before classroom lighting renovation?

A comprehensive survey is required for classroom illuminance, color rendering index, glare, flicker, and blue light hazard data. The plan should be completed using the German professional lighting design software DIALux, producing false color renderings, desk surface illuminance diagrams, blackboard surface illuminance diagrams, and luminaire positioning diagrams.