technologyDevelopingUpdated 17 h ago · since 21 Sept 2026

XTREM INNO releases custom e-ink smartphone cases generating tens of millions in revenue

According to 36Kr, XTREM INNO, a Shenzhen startup, released a custom e-ink smartphone case in November last year priced at $59-79. The product has sold over 150,000 units in 9 months, with the first batch orders for iPhone 18 surpassing 200,000 and half-year revenue exceeding ten million. The company’s founders are Zhuang Zhigang (CEO), Ren Zhengwei (CTO), and Pan Ruoyu, and the product has topped the same-priced category on Shopee Thailand, surpassing Casetify.

1 source1 country1 article1 independent outletsSource strength 22/100 ⓘXTREM INNO
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Key facts

  1. 01Launched a custom e-ink smartphone case in November last year.
  2. 02Priced at $59-79.
  3. 03Sold over 150,000 units in 9 months.
  4. 04First batch orders for iPhone 18 exceed 200,000.
  5. 05Half-year revenue over ten million.

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