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Participants use their mobile phones to take pictures of Lenovo's new Yoga Tablet on display during the news conference for its launch in Beijing, November 1, 2013. Reuters/China Daily

It can be said that two-in-one laptops are a thing in 2016 and it seems like Lenovo, LG and HP are also planning to enter into the convertible laptop market.

During CES 2016, several notebooks and two-in-one laptops were unveiled and the latest brands to join were Lenovo, LG and HP. These companies displayed models which looked like that of Apple’s 12-inch Retina MacBook, according to MacRumors.

Lenovo introduced the new 12-inch YOGA 900S. Dubbed as the world's thinnest convertible laptop, it weighs approximately 2.2 pounds and has an ultra-thin 0.5-inch carbon fiber design. However, the device is slightly heavier than the Retina MacBook, which weighs about 2.03 pounds.

Lenovo states that the new 12-inch YOGA 900S runs on Windows 10 and is powered by Intel Core m7 processor. The device has a 360-degree watchband hinge and an optional QHD screen resolution of 2,560 X 1,440 pixels. It also features Dolby Audio Premium, up to 10.5 hours of video playback on a single charge and will be shipped in March 2016 with a price starting from US$1,099 (AU$1,563.21).

To compete with the Retina MacBook, LG also introduced its new Gram 15 laptop that closely resembles a 15-inch version of Apple's 12-inch notebook. The device weighs 2.16 pounds and is just 0.6 inches thick. Apparently, the Gram 15 is the lightest 15-inch laptop.

LG's Gram 15 is powered by a sixth-generation Core i5 or i7 processor and 1080p IPS display. It runs on Windows 10 and features USB-C, HDMI, USB 3.0, microUSB. The Verge noted that Gram 15 provides a battery life of up to 7 hours on a single charge and has microSD slots. However, the company has not revealed the notebook's price or availability.

Lastly, HP unveiled the new EliteBook Folio that runs on Windows 10 laptop and has the display size of 12.5 inches. The device weighs around 1 kilogramme (2.2 pounds) and is 0.49 inches thick.

Engadget claims that the EliteBook Folio will be seen in the market in March with a price tag of US$999 (AU$ 1,419.14) and will sport a tapered metallic design. According to reports, the device will have an Intel Core M processor and 4K bezel-free display at 352 PPI.