District Chief Zhao Yuxun visited Yunhan Industrial for research and guidance, emphasizing that innovation-driven development and service upgrades will help propel the wire and cable industry toward higher levels of sophistication.

Under the guidance of the innovation-driven development strategy, Henan Yunhan Industrial Co., Ltd. is honored to welcome a research and guidance visit from Zhao Yuxun, District Mayor of Yanshi District, and his delegation. This visit aims to gain a deeper understanding of the current development status of wire and cable enterprises, explore pathways for industrial upgrading, help companies resolve practical challenges, and jointly formulate a blueprint for future development.

2024-05-23

[Preparing for Accreditation and Promoting Development] The Cable Engineering College Held the 2024 Cable Engineering College “Flying High with Hope” Scholarship Award Ceremony

On March 19, 2024, the School of Cable Engineering held a scholarship award ceremony for the “Release Your Dreams” Scholarship Program. The event was graced by the participation and support of Liang Jing, Deputy Secretary of the University Party Committee, as well as senior management from Henan Tongda Cable Co., Ltd. and Henan Yunhan Industrial Co., Ltd. The meeting was chaired by Zhang Kaikai, Secretary of the Party Committee of the School of Cable Engineering. Su Junqi delivered a speech on behalf of the enterprises, emphasizing that the establishment of the scholarship aims to support young people with dreams, encouraging recipient students to cherish this opportunity and contribute to the country’s development. The head of the Student Affairs Department announced the list of 22 scholarship recipients. Liang Jing underscored the importance of university–enterprise cooperation and expressed her hope to further refine cooperative mechanisms, deepen industry–education integration, and enhance students’ overall competencies. She encouraged students to seize this opportunity, be grateful to society, and contribute to the rejuvenation of the nation. The launch of this scholarship program reflects the enterprises’ commitment to supporting education and fulfilling their social responsibilities. The School of Cable Engineering will continue to advance university–enterprise collaboration, improve the quality of talent cultivation, and ensure that students can learn and grow in a nurturing environment.

2024-03-24

Henan Yunhan Industrial Co., Ltd. won the first batch of "high-tech enterprise" honorary certificate in 2023

As an enterprise that continues to carry out research and development and transformation of technological achievements in the "High-tech Fields Supported by the State", Yunhan Industry has formed its core independent intellectual property rights and continuously expanded its business activities. The honorary certificate of "high-tech enterprise" won this time is the best witness to the company's persistence and achievements in technological innovation and scientific research and development.

2024-01-19

How to Identify Low‑Smoke, Halogen‑Free Flame‑Retardant Cables

Low‑smoke, halogen‑free, flame‑retardant cables serve as the medium for transmitting electricity in our daily lives and play a critically important role. Different types of low‑smoke, halogen‑free, flame‑retardant cables are used in various applications. As a special kind of low‑smoke, halogen‑free, flame‑retardant cable, most people are unaware of its unique features and functions. So, what exactly is a low‑smoke, halogen‑free, flame‑retardant cable, and how can you identify one?

2023-06-28

Reasons Why BV Wiring Is Suitable for Home Renovation

Choosing the right household wiring is extremely important. If the quality of the wires is not guaranteed, it will directly affect our daily use. Among the many types of home installation cables available, BV wire is one of the most commonly used for residential wiring—so many professionals recommend BV wire as the preferred choice for home electrical installations. So why is BV wire well suited for home wiring? Let’s first look at the reasons why BV wire is ideal for home renovations.

2023-06-28

What are the different models of mineral-insulated cables, and what are their respective applications?

Mineral-insulated cables are all made from polymeric materials, and there are many different cable specifications and models, such as BBTRZ, YTTW, BTLY, BTTZ, and more. So, what are the distinct characteristics and applications of these various cable types?

2023-06-28

The Five Major Categories of Common Wires and Cables

In everyday life, common wire and cable products can be broadly categorized into the following five types: bare wire products, power cables, flat cables, communication cables and optical fibers, as well as winding wires. (1) Bare wire products are characterized by their pure conductive metal core, lacking both insulation and sheathing layers. Examples include steel‑core aluminum stranded wire, copper‑aluminum busbars, and electric locomotive overhead contact wires—all of which fall under the category of bare products. These products are primarily used in suburban and rural areas, on main user lines, in switchgear, and other similar applications. The majority of their manufacturing processes involve pressure working techniques such as melting, rolling, drawing, stranding, and compacted stranding.

2023-06-28

What are the common models of fire-resistant cables?

Fire‑resistant cables can be broadly divided into two types: flexible mineral‑insulated fire‑resistant cables and rigid mineral‑insulated fire‑resistant cables. So, what are the various models of flexible fire‑resistant cables and rigid fire‑resistant cables?

2023-06-28