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Best Solar

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Best Solar is a solar panel solution provider for both thin film and crystal solar modules

Suzhou Shi, ChinaFounded 2008Energy
Valuation $100–250M Last recorded · 2010
Total funding $10–50M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Best Solar and the history behind them.

About Best Solar

Best Solar Hi-Tech Co., Ltd. operated as a manufacturer of amorphous/microcrystalline silicon thin-film photovoltaic (PV) modules, targeting the market for cost-effective, grid-connected solar power plants. The company was founded in February 2008 by the prominent Chinese entrepreneur Xiaofeng Peng.

The founder's background is central to the company's story. Xiaofeng Peng, born in 1975, previously established Suzhou Liuxin in 1997, building it into a major manufacturer of personal protective equipment. Recognizing a gap in the solar supply chain, he founded LDK Solar in July 2005 in Xinyu, Jiangxi province. LDK experienced meteoric growth, becoming the world's largest producer of solar wafers and making Peng a billionaire by 2007. At the peak of this success, Peng established Best Solar as a privately held venture, separate from the publicly-listed LDK Solar, to focus specifically on the emerging thin-film PV module sector.

Best Solar's business model was centered on large-scale manufacturing to drive down costs. The firm initiated operations with two significant sites: one in Suzhou, Jiangsu province, and a second in Nanchang, Jiangxi province, with groundbreaking for both occurring in 2008. The company aimed for an ambitious annual production capacity exceeding 1GW, backed by a substantial planned investment and a major equipment supply agreement with Applied Materials for its SunFab production lines. This positioned Best Solar to cater to developers of utility-scale solar projects seeking to lower the cost of electricity generation and maximize investment returns.

However, the company's operational history is tied to the dramatic boom and bust of the solar industry in the late 2000s and early 2010s. While it launched with significant investment and a clear strategic vision, its parent/sister company, LDK Solar, faced immense financial pressure due to industry-wide oversupply and collapsing prices, ultimately filing for bankruptcy between 2014 and 2015. Best Solar Hi-Tech Co., Ltd. appears to have ceased operations during this tumultuous period, as references to the company disappear from public records and industry reports after 2012.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2008
Headquarters
Suzhou Shi, China
Open positions
None listed
Dealroom signal
17.0/100
Industry
Energy
Sub-industry
Clean Energy
Sector
Energy, Natural Resources, Solar Energy, Sustainable Development Goals, Climate Tech, Renewable Energy, Hard Tech
Business model
Manufacturing
Links
Website

Funding history

1 recorded event

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
LATE VC✓Equity / VC Feb 2010 $22M $86M LDK Solar —
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Growth signals

Best Solar website traffic

Latest recorded traffic for Best Solar is 300 monthly website visits.

Latest monthly visits300
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Investments and acquisitions

Capital deployed

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

Investors

1 investor on the cap table

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

Series B and later1 investor entered at this stage

  • LDK Solar
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Key operators Hidden — book a demo quality score
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇨🇳 China · Suzhou Shi HQ
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Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Best Solar 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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