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Semight

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China optical and semiconductor test-instrument / ATE maker (Semight)

Suzhou Shi, ChinaFounded 2017Semiconductors

Valuation $1–2.5B Last recorded · 2026

Headcount <100 Current team size

Total funding $10–50M Disclosed equity funding

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About Semight

Suzhou Lianxun Instrument Co., Ltd. (联讯仪器 / Semight Instruments) develops high-speed communication, optical and semiconductor test instruments. Founded in 2017 and headquartered in Suzhou (Gaoxin District), it provides optical-module ATE, CoC burn-in, wafer-level optical test, BERT/scopes/SMU-class instruments and related production test solutions for optical and semiconductor customers.

Semight is on the STAR Market path under ticker 688808 with roughly 800+ employees cited in 2024 disclosures. Business model is B2B test-instrument and ATE-adjacent equipment sales plus engineering support for photonic and semiconductor manufacturing lines.

MoreLess Source: Dealroom company data

At a glance

Status: Operational
Founded: 2017
Headquarters: Suzhou Shi, China
Employees: 33
Open positions: 4
Dealroom signal: 16.9/100
Industry: Semiconductors
Sector: Semiconductors, Semiconductor Engineering Tools, Semiconductor Engineering Equipment, Hard Tech, DT and LS
Technology: Deep Tech
Client focus: b2b
Links: Website LinkedIn

Knowledge graph

Founder mafia, market maps, research and news connected to this company by Dealroom

Funding history

2 recorded events

Company financing events and reported valuations.

Deal type	Date	Amount	Valuation	Investors	Source
IPO✓Exit	May 2026	$64K	$1.2B	Suzhou High-tech Zone Science and Technology Angel Fund · Suzhou Gaojing New Material Technology	↗
SERIES C✓Equity / VC	Apr 2023	$28M	$110M	China Venture Capital · Yongxin Capital	—

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Growth signals

Semight website traffic

Latest recorded traffic for Semight is 12K monthly website visits, up 69% over the last three months.

Latest monthly visits12K 3-month web change+69%

Monthly website visitsMar 2023–Jul 2026

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Summary metrics are public; monthly history is available with a demoCompare with peers →

Open positions

Openings linked to this company in Dealroom

Structural ManagerWuhan, China, Eastern Asia, Asia · Project Management · Jul 25, 2026 Test ManagerWuhan, China, Eastern Asia, Asia · Business Intelligence · Jul 24, 2026 semightQuế Võ, Bac Ninh, Vietnam · Other · Jul 16, 2026

3 distinct openings shownExplore hiring signals →

Similar companies

Closest operating peers by Dealroom taxonomy

Company identity and context are open; selected comparison metrics preview what is available on the platform.

Company	Headquarters	Status	Employees	Total funding	Valuation
STSuzhou Xinrui TechnologyAn enterprise focusing on the research and development, production and sales of semiconductor equipment	Suzhou Shi, China	Operational	—	$28M	$55M
SASandtekTest solutions provider specializing in ATE product development, test cell integration, application, and consulting services	Williams, United States	Operational
NCNCATESTAn enterprise engaged in the R&D and production of integrated circuit test equipment and other related products	Jing'an District, China	Operational
ALAlixLabsInnovative startup enabling the semiconductor industry to scale down in a cost effective manner	Lund Municipality, Sweden	Operational
PFParallel FluidicsA new manufacturing service for microfluidic chips, aimed at helping researchers and engineers accelerate their development cycles	Boston, United States	Operational
A3ATLANT 3DAtomic-scale manufacturing platform for advanced electronics prototyping	Taastrup, Denmark	Operational
TTTaosheng Electronics TwinSolutionA company focused on high performance test socket and other test interface products for all kinds of package or chips	China	Operational
BTBeijing Huafeng TechnologyAn equipment manufacturer aiming to provide high end products and innovative solutions to the advanced semiconductor assembly and packaging industry	Haidian, China	Operational

Showing 8 of the closest matchesCompare every metric →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

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Investors

4 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series B and later2 investors entered at this stage

CCChina Venture Capital
YCYongxin Capital

Other known investors2 additional known investors

STSuzhou Gaojing New Material Technology
SFSuzhou High-tech Zone Science and Technology Angel Fund

Talent

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Employees 33 total headcount

Founders /100 quality score

Key operators quality score

Potential founders likely future founders

Startup mafia alumni-founded startups

Talent movements in · out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country

Workforce by country

7 countries with
team presence

🇨🇳 China35%

🇲🇾 Malaysia20%

🇸🇬 Singapore15%

🇩🇪 Germany10%

🇹🇭 Thailand5%

Top 5 of 7 shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Semight on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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