# Tang Chang

Born in the post ’95 generation. After an undergraduate degree in China, pursued a master’s in data science overseas. Returned to China and worked on Agent Evaluation in ByteDance’s Seed large-model team. Left in 2025 to start a business and launch Spark Ring, an AI smart voice ring, and is the company’s largest shareholder with an 80% stake.

Born in the post ’95 generation. After an undergraduate degree in China, pursued a master’s in data science overseas. Returned to China and worked on Agent Evaluation in ByteDance’s Seed large-model team. Left in 2025 to start a business and launch Spark Ring, an AI smart voice ring, and is the company’s largest shareholder with an 80% stake.

Canonical: https://uniquebase.ai/people/tang-chang
Stable identifier: UB-P2385
Snapshot captured: 2026-10-15T14:23:27.067Z
English updated: 2026-10-16T00:07:54.460Z

## Connected profiles

- [Nuoyi Innovation](/companies/UB-C10159)

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