Niu Lai Bought Itself Another Month in Cinemas. The Bill Comes Due Elsewhere.

By the second week of October, Niu Lai was still on the schedule. The extension announced on October 4 pushed the run to November 4, daily takings had settled between 35,000 and 50,000 yuan, and the film's share of national screenings had fallen below 0.1 percent, roughly one showing in a thousand. Supporters of the decision make a fair point: extending a key costs very little once the digital package exists, and any ticket sold is close to pure margin. That argument is correct, and it is incomplete. The real price of an extension is not paid in production costs. It is paid in time, through a rule most audiences have never heard of.

The rule is called the theatrical window, and it governs the one thing a long cinema run quietly consumes: the moment a film is allowed to go online.

A film cannot stop and reappear on a platform at will

Chinese cinemas play from encrypted files, and the contract signed when a film is booked for a circuit contains a clause that surprises most readers. From the day of the premiere until a date fixed in the agreement, the production side may not publish the film as a physical edition, and may not license any television or online platform to broadcast it. The cinema run is exclusive by contract, and the exclusivity extends well past the last screening.

That is what the window means. A film finishes in cinemas, then waits. The waiting period is not a courtesy to exhibitors. It is a negotiated asset, and its length is written down before a single ticket is sold.

The 2019 formula that doubles the clock

The clearest number in this system comes from the industry itself. In April 2019, the members of the China Film Producers Association and the China Film Distribution and Exhibition Association signed a joint convention on the release window for video on demand cinemas and circuits. The window, they agreed, equals twice the length of a film's first theatrical run.

The arithmetic is worth spelling out. If a film holds a first run of one and a half months, its window for video on demand becomes three months. If a film never enters cinemas, its theatrical term counts as zero, so the window is zero and it can go straight to on demand. In April 2020, the Film Bureau restated the principle at an industry meeting, calling on the sector to keep the window rule and to honor contracts.

Read that formula again with Niu Lai in mind. The first run has already been extended twice. Each extension lengthens the theatrical term, and the window is defined as a multiple of that term. A decision described in coverage as almost free turns out to be an adjustment to the clock that governs the film's second life.

Other markets have been pulling the same lever shorter

China's window is not fixed by statute. Most domestic films reach platforms between one and three months after leaving cinemas, and the trend is toward shorter waits. In 2024 iQiyi standardized the gap at a maximum of 90 days for the titles in its revenue sharing program, the first platform to put a firm number on it. One widely cited example went much faster: a feature released on November 16, 2024 arrived on iQiyi on November 23, a window of one week.

Elsewhere the pressure runs the same way but started higher. Before the pandemic, a North American window commonly ran 60 to 90 days, and bigger hits held longer. Warner Bros announced simultaneous streaming for its 2021 slate, met fierce resistance from exhibitors, and settled at 45 days before moving to a flexible approach based on how each film performed. One expensive sequel reached streaming in about 25 days after underperforming. France has gone the other way entirely, with a window measured in years rather than weeks.

There is a cost to compressing a window, and it is not measured in money alone. Once a film is available in high definition, pirate copies follow quickly, and smaller titles with narrow audiences are the most exposed.

The decay curve is what makes the timing expensive

For a film whose audience arrived through social media, the window is not an abstract clause. It is a deadline on momentum. Niu Lai peaked in mid August, when a single day brought 717,000 yuan. By early October, the same film was taking in 35,000 to 50,000 yuan a day. The audience that made the run possible has largely already bought its tickets.

Online revenue is calculated on a different basis from cinema revenue. Platforms generally pay against valid viewing rather than tickets: one major platform sets a per viewer rate that ranges with a content grade, another pays on total member viewing time, and a third uses a tiered share of net revenue that rises the better a title performs. Whatever the formula, all of them reward the same thing, which is a large audience arriving while interest is high.

That is why several commentators argued that an earlier online release might have earned the film more than another month of near empty screenings. The claim cannot be proved, because the counterfactual was never run, but the logic behind it is sound and the reporting around it has been consistent.

Two ledgers, two currencies, one decision

It is worth keeping the decision in proportion. A key extension is a permitted, routine step, several films take it every year, and the makers of Niu Lai are under no obligation to leave a screen while anyone is still buying a ticket. Cinemas choose their own schedules. The word some viewers reached for, that the makers were overstaying, is a judgment about taste rather than a finding about conduct, and reasonable people land on both sides.

The interesting part is structural. A cinema ledger counts yuan per day, and on that ledger a month of small screenings is a small positive. A release strategy counts momentum, and on that ledger the same month is a subtraction, because every day spent holding a screen is a day the window has not started. One decision, two ledgers, two different currencies. The mistake is to read only the one that posts a number.

Sources

- China Film News, report on the 2019 convention setting the video on demand window at twice the length of a first theatrical run, and the 2020 Film Bureau statement on maintaining the window rule.

• Guangming Daily, analysis of window period reform, including the shift from a three month North American window and the Chinese practice of one month or longer.
• Mtime, feature on the changing window across markets, including Warner Bros' move to a 45 day window and the piracy risks of compression.
• Sina News, report on iQiyi standardizing a 90 day maximum window in 2024 and the one week case that followed.
• Tencent News and Sohu Entertainment, October 2026, on the second key extension, the reported daily takings and the streaming release debate around Niu Lai.