Zhongji Innolight Co., Ltd. (300308.SZ) stock analysis

In our weekly check, Zhongji Innolight Co., Ltd. is graded B (A to F). Of 24 checks on debt, profit, cash flow and trend: 19 pass, warnings: 2, red flags: 3.

About Zhongji Innolight Co., Ltd.

Zhongji Innolight Co., Ltd. is a Technology company (Communication Equipment) based in China, listed on SHZ as 300308.SZ.

What our checks show for 300308.SZ

Red flags

• Operating cash flow is only 0.47x net profit: part of the reported profit does not arrive as cash.
• The price swings a lot: 70.7% annual volatility. Expect large ups and downs.
• The stock has fallen as much as 72% from a peak. Would you have held through that?

Warning signs

• Free cash flow is only 4.6% of revenue.
• Beta 1.52: the stock usually moves more than the market, both up and down.

Strengths

• Debt is low: 0.06x equity.
• Operating profit covers interest 536 times over.
• The net margin rose by 20 points over 5 years, to 31.4%.
• The gross margin is 41.5% and has risen by 17 points: pricing power is holding.
• Analysts expect earnings per share to grow about 90.7% a year over the next years.
• Analysts expect revenue to grow about 87.1% a year over the next years.

Next earnings report: 2026-10-29

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Questions

What grade does Zhongji Innolight Co., Ltd. (300308.SZ) have?

In our weekly check, Zhongji Innolight Co., Ltd. is graded B (A to F). Of 24 checks on debt, profit, cash flow and trend: 19 pass, warnings: 2, red flags: 3. The grade is a risk check, not a buy or sell recommendation.

What are the main risks of 300308.SZ stock?

This week's biggest flags for Zhongji Innolight Co., Ltd.: Profits not backed by cash, Very volatile, Deep past fall. In total 5 of 24 checks show a warning or a red flag.

What does Zhongji Innolight Co., Ltd. do?

Zhongji Innolight Co., Ltd. is a Technology company (Communication Equipment) based in China, listed on SHZ as 300308.SZ.

When does Zhongji Innolight Co., Ltd. report earnings next?

The next earnings report is expected on 2026-10-29. We re-run the checks every week, so the grade can change after it.

The grade is a risk check, not a price forecast, and not investment advice. In our 10-year test (S&P 500, 2016-2026), stocks we graded A or B fell more than 30% 2-3 times less often than D or F, without a lower average return.

Updated 2026-10-24

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