Surfilter Network Technology Co Ltd (300311) — Defensive Interval Ratio
Surfilter Network Technology Co Ltd (300311) has a Defensive Interval Ratio of 241 days as of March 2026. Defensive assets of CN¥307.09 Million (cash CN¥-, short-term investments CN¥155.69 Million, receivables CN¥151.40 Million) cover 241 days of daily cash needs of CN¥1.28 Million/day. See 300311 net working capital ratio to evaluate short-term liquidity relative to the company's equity base.
Defensive Interval Ratio
Defensive Assets
Daily Cash Need
Current Liabilities
Surfilter Network Technology Co Ltd Defensive Interval Ratio (2009–2025)
This chart shows how Surfilter Network Technology Co Ltd's Defensive Interval Ratio has evolved across 17 annual periods from 2009 to 2025. As of March 2026, the ratio stands at 241 days, meaning defensive assets of CN¥307.09 Million can fund 241 days of operations without new revenue. See how leveraged is Surfilter Network Technology Co Ltd's balance sheet to measure how much of total assets are equity-financed.
Annual Defensive Interval Ratio for Surfilter Network Technology Co Ltd (2009–2025)
The table below presents the year-by-year Defensive Interval Ratio for Surfilter Network Technology Co Ltd from 2009 to 2025, covering 17 annual filings. Each row shows defensive assets, daily cash need, the DIR in days, and the change in days compared to the prior year. For live market cap and the full company financial profile, see 300311 market cap overview.
| Year | DIR (days) | Defensive Assets (CNY) | Daily Cash Need | Cash | ST Investments | Change (days) |
|---|---|---|---|---|---|---|
| 2025 | 235 days | CN¥286.22 Million | CN¥1.22 Million/day | CN¥- | CN¥131.17 Million | ▲ +14 days |
| 2024 | 222 days | CN¥322.74 Million | CN¥1.46 Million/day | CN¥- | CN¥110.50 Million | ▼ -31 days |
| 2023 | 253 days | CN¥364.45 Million | CN¥1.44 Million/day | CN¥- | CN¥40.03 Million | ▼ 0 days |
| 2022 | 253 days | CN¥429.28 Million | CN¥1.70 Million/day | CN¥- | CN¥44.95 Million | ▲ +4 days |
| 2021 | 249 days | CN¥470.22 Million | CN¥1.89 Million/day | CN¥- | CN¥72.92 Million | ▲ +2 days |
| 2020 | 247 days | CN¥448.79 Million | CN¥1.82 Million/day | CN¥- | CN¥73.30 Million | ▼ -65 days |
| 2019 | 312 days | CN¥533.78 Million | CN¥1.71 Million/day | CN¥- | CN¥31.07 Million | ▲ +5 days |
| 2018 | 306 days | CN¥617.51 Million | CN¥2.02 Million/day | CN¥- | CN¥116.50 Million | ▲ +120 days |
| 2017 | 186 days | CN¥401.12 Million | CN¥2.16 Million/day | CN¥- | CN¥3.77 Million | ▼ -110 days |
| 2016 | 295 days | CN¥219.96 Million | CN¥744.38K/day | CN¥- | CN¥- | ▲ +66 days |
| 2015 | 229 days | CN¥133.98 Million | CN¥584.69K/day | CN¥- | CN¥- | ▼ -17 days |
| 2014 | 246 days | CN¥73.00 Million | CN¥297.00K/day | CN¥- | CN¥- | ▲ +117 days |
| 2013 | 129 days | CN¥34.19 Million | CN¥265.19K/day | CN¥- | CN¥- | ▼ -58 days |
| 2012 | 187 days | CN¥51.41 Million | CN¥274.34K/day | CN¥- | CN¥- | ▼ -75 days |
| 2011 | 262 days | CN¥23.36 Million | CN¥89.13K/day | CN¥- | CN¥- | ▼ -51 days |
| 2010 | 313 days | CN¥15.87 Million | CN¥50.73K/day | CN¥- | CN¥- | ▲ +51 days |
| 2009 | 261 days | CN¥23.28 Million | CN¥89.04K/day | CN¥- | CN¥- | — |