in the last few days
An "icebreaker" in the field of arithmetic.
Completed in Nanjing
Nanjing Pukou Economic Development Zone Enterprises Mu Xi
Officially released the first nationally produced general-purpose GPU
--Seiyun C600

Mu Xi's high-performance GPU chip made its national debut at the 2025 (Nanjing) Yangzi River IC Innovation and Development Promotion Conference.
point of knowledge (math.)
Arithmetic power, the core production factor in the era of artificial intelligence. As a key component that determines the level of arithmetic power, the performance of GPU chips not only shapes the ability of AI model training and reasoning, but is also the foundation of the future economy.
Currently, NVIDIA and AMD continue to dominate the market in the general purpose GPU track. Just recently, these two companies have entered into a $100 billion partnership with OPENAI, theTrying to build an "AI empire" through the monopoly of arithmetic power.
"In the context of arithmetic power becoming the 'hard currency' of the digital economy, general-purpose GPU chips, will be the ultimate game between countries." In the view of Sun Guoliang, senior vice president of Mu Xi, this battle for arithmetic power is not only about the stability of the supply chain of the artificial intelligence industry chain, but also the core cornerstone for promoting the technological progress and future development of the entire industry. It is also with this original intention that when Mu Xi was founded 5 years ago, it focused on the breakthrough problems in the GPU field, and made efforts from both hardware and software dimensions.Efforts have been made to overcome the core technology of arithmetic and to build a safe, reliable and independently controllable arithmetic infrastructure.
What's so great about the Hei Yun C600?
This fully localized chip thatintegrating high-capacity storage with multi-precision hybrid arithmetic and support for MetaXLink supernode scaling technology.Fully meets the training and inference needs of next-generation generative AI in terms of hardware performance and software compatibility.
At present, the domestic kilocalorie clusters of Muxi and the Chinese Academy of Sciences have completed the full-parameter training of several large models.It confirms that domestic arithmetic has the ability to pre-train large models.

full-process domestic production
It is the most remarkable label of Xi Yun C600.
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One of the biggest challenges comes from the self-research of all core IP. Facing the technical lockjaw of European and American leaders, MuXi, with its precipitation in the field of GPU chips and understanding of application scenarios, hasDozens of core IPs have been designed independently, and the manufacturing and sealing ends are all done by domestic enterprises.On the application side, the company has built up a strategic layout of "1+6+X" - taking self-developed GPUs as the base, deeply empowering six industries, namely, finance, healthcare, energy, education and research, transportation, and entertainment, and promoting the landing of X emerging scenarios.
Why did Mu Xi choose Nanjing?
Public release of the Hei Yun C600?
"Nanjing is the first wholly-owned subsidiary set up by Mu Xi Co. to undertake a full range of chip research and development."Wang Shuang, head of Mu Xi (Nanjing), said that the Nanjing team of nearly 100 people is the "strongest brain" of the enterprise. It is thanks to their continuous breakthroughs on the road of innovation that Muxi was able to rank among the "Four Little Dragons of Domestic GPUs" in just five years.

The choice of Nanjing is a "two-way run" based on industry and ecology. Integrated circuits and artificial intelligence are key emerging industries in Nanjing, but the short boards in the design process and the demand for arithmetic chips need to be urgently resolved.Nanjing has a relatively complete industrial layout, the talent pool is second to none in China, and there are top R&D platforms in the country, which is a fertile ground for manufacturing "China Chip".
A good man chooses a tree nest in September 2020, Mr. Chen Weiliang, a technical bull who once worked for AMD, founded Mu Xi. Just one month later, the company placed its first wholly-owned subsidiary in Pukou Economic Development Zone to participate in the full range of product development. From XiSi N series to XiYun C series to XiColor G series, all the products of MuXi have the "Nanjing gene" flowing in them.

Currently.Pukou Economic Development Zone has gathered more than 300 IC upstream and downstream enterprises, forming a whole industry chain ecology from IC design, wafer manufacturing, packaging and testing to material support.The close linkage of upstream and downstream enterprises and the efficient integration of various resource elements not only fill the short board of Nanjing's industrial development, but also become the key to promote the regional IC industry to realize the double enhancement of the scale and quality, which also proves the success of this "two-way run to".
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Pukou will continue to promote "four major actions".
Further strengthening and supplementing the chain to extend the chain
Promoting the industry chain
Integration with innovation and talent chains accelerates
Efforts for "China Chip" Development
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