Tophant
斗象科技
Tophant (斗象科技) is a Chinese cybersecurity vendor and an early portfolio company of Linear Capital, which lists it among more than 120 teams it has backed . The company was co-founded by Xie Chen (谢忱), who serves as CEO and was named to *Fortune* China's "40 Under 40 Business Elites" list in 2024 . In mid-2024, Tophant partnered with Huawei Cloud to release joint AI-security products built on Huawei's Pangu large models, including an intelligent security-operations co-pilot system called XCP and a third-party model safety guardrail product called XAirbag . As of September 2025, it had raised a new RMB 200 million bridge strategic round to expand R&D in AI security and platform intelligence, with proceeds also earmarked to prepare for a future IPO .
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Coverage
After the Start of Summer, Growing Without Reserve | Linear Quarterly
Abundant sunshine, lush growth.
线性资本·Before the Start of Winter, Building Inner Strength | Linear Quarterly
Fearless through the winter, growing inward.
线性资本·"Douxiang Technology" Raises 200 Million Yuan in New Funding to Prepare for IPO | Linear Portfolio
Increase R&D investment in AI safety technology and platform security intelligence.
线性资本·Expo Hopping and Gossip: Fresh Dispatches on Linear Capital From Inside and Outside WAIC | Linear News
At the singularity of thought, the future is compiling itself.
线性资本·Linear Capital｜Linear Path, Nonlinear Growth
We strive to be the best Data Intelligence Technology Fund in China.
线性资本·Linear Capital | Linear Path, Nonlinear Growth
Striving to become China's best frontier tech and innovation fund.
线性资本·Multiple portfolio companies of Linear Capital saw their founders named to *Fortune* China's "40 Under 40 Business Elites" list.
In mid-August, *Fortune* magazine released its 2024 "40 Under 40 China" list. Among the honorees were the founders and CEOs of several Linear Capital portfolio companies: Xie Chen of Douxiang Technology, Tu Cunchao of MeFlow, Ding Ye of Yrobot, Ye Shengxuan of Whale, and Hou Jiechao of Yibai Capital.
线性资本·Linear Capital Portfolio Company | Tophant × Huawei Cloud Pangu Models Joint Innovation Results Released
**01 Huawei's Full-Stack Autonomy and Trusted Security: Douxiang Leads the Way in Autonomous, Controllable Cybersecurity Intelligence**
线性资本·Event Preview | May 24, Nanjing — Nanjing Jinyuzui X Linear Capital Institutional Day: Discussing Global Frontier Tech Trends and Application Prospects
On May 24, Linear Capital will partner with Nanjing Jinyuzui Fund Block Development Center and Nanjing Jinyuzui Daily Roadshow Cultural Development Co., Ltd. to launch the **"Jinyuzui Institutional Day x Linear Capital Frontier Technology Special"**, exploring "Global Investment Strategies for Frontier Technology and Future Innovation Directions." At the event, Linear Capital partner Songyan Huang will deliver an on-site presentation titled **"Investing in European Frontier Technology"**, with select Linear portfolio companies (featuring founders with European study and work backgrounds) also participating.
线性资本·Linear Capital | Linear Path, Nonlinear Growth
Striving to become China's best frontier technology and innovation fund.
线性资本·Tech Unicorn Fireside Chat Transcript | Tezign: A Business Adventure in Technology-Enabled Creativity
"Tech Unicorn Fireside Chat" is Linear Capital's [Linear Fellow program](https://mp.weixin.qq.com/s?__biz=MzAwNTAyMDAyNQ==&mid=2652302409&idx=1&sn=4f470812e7565650196e8665129fb996&chksm=8
线性资本·Multiple founders and executives from Linear Capital's portfolio companies have been selected for 36Kr's "X·36Under36" list.
On the evening of June 9, 36Kr unveiled the "X·36Under36 S-Class Young Entrepreneurs List." This marks the sixth year that 36Kr has published its "36 Under 36" list. Unlike previous editions, this year 36Kr elevated "36 Under 36" to the "X·36Under36 S-Class Young Entrepreneurs List," with the aim of identifying more potentially great Chinese entrepreneurs at an earlier stage. **Among the honorees, 13 are founders of portfolio companies backed by Linear Capital.**
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