Ciwei
Ciwei was a Chinese electric-vehicle brand associated with Xiamen Sanwu Internet Technology and supported by Chery and Karry.
Last updated August 31, 2026
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Overview
Ciwei, whose Chinese name 刺猬 translates as “Hedgehog,” was a Chinese automobile brand focused on electric vehicles. The brand was founded in 2018 and was based in Fujian, China. It operated as a division of Xiamen Sanwu Internet Technology and developed vehicles with assistance from Chery, while production support was associated with Karry, a commercial-vehicle marque within the Chery ecosystem. The company positioned itself around accessible electric mobility and used the slogan “Make every drive a good memory.” Its first known vehicle was the Ciwei Smile, introduced in 2018. The model was initially presented under the name Simai’er and was based on the Yudo π3. According to the available reference material, the Smile used an electric powertrain rated at 122 horsepower, offered a stated range of 360 kilometers, and had a top speed of 144 km/h. Its reported dimensions were 4,350 millimeters long, 1,766 millimeters wide, and 1,590 millimeters high, with a 2,600-millimeter wheelbase. Ciwei subsequently offered the EV400, an electric compact crossover MPV based on the Karry K60 EV. The EV400 was described as using a 51 kWh battery weighing approximately 350 kilograms. Its listed dimensions were 4,618 millimeters in length, 1,790 millimeters in width, and 1,780 millimeters in height, with a 2,765-millimeter wheelbase and a kerb weight of 1,611 kilograms. A notable feature was the “Little Hedgehog” artificial-intelligence agent, intended to provide an in-vehicle digital-assistant experience. Reference material also states a 10-minute charging time, although the exact charging conditions are not specified. Ciwei’s business model appears to have relied on partnerships and platform sharing rather than the development of an entirely independent vehicle architecture. Its relationship with Chery and the use of Karry-related technical or manufacturing resources placed the brand within China’s broader wave of new-energy-vehicle ventures that sought to combine internet-oriented branding with established automotive engineering and production capabilities. The available information records reported 2020 sales of 20,000 units and revenue of 3 billion yuan. These figures are attributed to the cited encyclopedia reference and are not accompanied by independently verified financial filings in the supplied material. No reliable current operating status, executive roster, official website, ownership detail beyond the reported division relationship, or subsequent model-generation information is available here. Ciwei should therefore be treated as a historically documented Chinese electric-vehicle brand whose present status requires further verification.
History
Ciwei was established in 2018 in Fujian, China, as a division of Xiamen Sanwu Internet Technology. The brand entered the market during a period when Chinese automotive startups and technology companies were experimenting with electric vehicles, new retail models, and software-enhanced driving experiences. Ciwei’s name, 刺猬, means “Hedgehog,” and its branding used the English name Ciwei together with the slogan “Make every drive a good memory.” Rather than presenting itself as a fully independent automaker with a wholly proprietary vehicle platform, Ciwei developed its products with assistance from established automotive organizations. The available reference identifies Chery as helping with the brand’s creation and associates vehicle production with Karry. This relationship gave Ciwei access to existing engineering and manufacturing capabilities while allowing it to pursue a separate consumer-facing identity in the electric-vehicle market. The company’s first known vehicle was the Ciwei Smile, released in 2018. It had previously been displayed or referred to as the Simai’er. The Smile was based on the Yudo π3, another Chinese electric vehicle, and was described as producing 122 horsepower. Its reported specifications included a 360-kilometer range, a 144-kilometer-per-hour top speed, a 4,350-millimeter body length, a 1,766-millimeter width, a 1,590-millimeter height, and a 2,600-millimeter wheelbase. These characteristics positioned it as a compact electric passenger vehicle rather than a specialized commercial model. Ciwei later offered the EV400, an electric compact crossover MPV derived from the Karry K60 EV. The model used a reported 51 kWh battery pack weighing 350 kilograms. It measured 4,618 millimeters long, 1,790 millimeters wide, and 1,780 millimeters high, with a 2,765-millimeter wheelbase and a kerb weight of 1,611 kilograms. The EV400 also incorporated an artificial-intelligence assistant called “Little Hedgehog,” reflecting Ciwei’s effort to connect its animal-themed identity with software and connected-vehicle functionality. A 10-minute charging time was listed in the reference material, but the relevant charging standard and conditions are not specified. The available account records reported 2020 sales of 20,000 units and revenue of 3 billion yuan. Because the supplied material does not identify an audited filing, exchange disclosure, or separate company report supporting these figures, they should be regarded as attributed historical claims rather than independently verified financial data. No dependable information in the supplied sources establishes whether Ciwei remains active, has been discontinued, or has been absorbed into another automotive operation. There is also no confirmed public list of executives, a current official website, detailed distribution network, export program, or later product portfolio. Ciwei is therefore best documented as a historically reported Chinese electric-vehicle brand linked to Xiamen Sanwu Internet Technology and supported by Chery and Karry-related resources, with its known product history centered on the Smile and EV400.
- 2020
Reported sales and revenue
[1]Reference material reports sales of 20,000 vehicles and revenue of 3 billion yuan for the year.
- 2018
Ciwei is founded
[1]Ciwei is established in Fujian, China, as a division of Xiamen Sanwu Internet Technology, with assistance from Chery.
- 2018
Ciwei Smile launches
[1]The brand's first reported vehicle, the electric Smile, enters the market after initially being shown as the Simai'er.
Products and positioning
A Chinese electric-vehicle brand emphasizing accessible electric mobility, partnership-based vehicle development, and digitally oriented in-car features.
Electric passenger car · 2018
Ciwei Smile
Ciwei’s first reported vehicle, introduced in 2018 and initially presented as the Simai’er. It was based on the Yudo π3 and was described as producing 122 horsepower, with a stated range of 360 kilometers and a top speed of 144 km/h. The reported dimensions were 4,350 mm by 1,766 mm by 1,590 mm, with a 2,600-mm wheelbase.
Electric compact crossover MPV
Ciwei EV400
An electric compact crossover MPV based on the Karry K60 EV. The EV400 was reported to use a 51 kWh battery weighing approximately 350 kg and to include the “Little Hedgehog” artificial-intelligence agent. Its listed dimensions were 4,618 mm by 1,790 mm by 1,780 mm, with a 2,765-mm wheelbase and a 1,611-kg kerb weight.
Brand decisions
2018
Launch of the Ciwei SmileProduct launchBackground
Ciwei entered the electric-vehicle market with a model derived from the Yudo π3 and initially shown under the Simai’er name.
Action taken
The brand introduced the Smile as its first reported vehicle and adopted the slogan “Make every drive a good memory.”
Aftermath
The Smile established Ciwei’s initial product identity and provided the basis for its early electric-passenger-vehicle offering.
- Introduction of the EV400Product launch
Background
Ciwei expanded beyond its first passenger car with an electric crossover MPV related to the Karry K60 EV.
Action taken
The company offered the EV400 with a reported 51 kWh battery and the “Little Hedgehog” artificial-intelligence assistant.
Aftermath
The EV400 broadened Ciwei’s known product range and emphasized connected-car functionality, although the supplied sources do not establish its launch date or later sales performance.
Sources1 sources
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