Xiaomi's strength naturally does not need to be repeated, in addition to mobile phones, its home appliances and smart devices are no strangers to us. 90 points is a brand of Runmi Technology, a member of the Xiaomi ecological chain, founded in Shanghai in 2015. The 90-point suitcase launched that year won the single product sales championship in the 2016 Tmall Double 11 promotion, and it was in the limelight for a while, beating many first-line brands, and after the following year, it won 9 firsts in the suitcase category, becoming one of the most popular suitcase products among domestic consumers.
 
At present, there are 7 products in the 90-point suitcase, which are made of PC material or aluminum-magnesium alloy of the German Bayer Group, and no soft case products are sold. Among them, the representative product of the PC box is not the 90-point suitcase 1A, the three-layer composite German Bayer Makrolon PC material is 40% higher than the compressive strength of ABS, and its 20-inch cabin suitcase has a net weight of 3.35kg and a capacity of 38 liters, which is at the middle and upper level in the industry. The honeycomb-shaped box design is not easy to be scratched, the TPE shock-absorbing material of high elasticity and silent universal wheel is outstanding, and the thickened all-aluminum alloy pull rod has 4 lengths to adjust, which can be adapted to people of different heights, but the built-in pull rod also occupies a large space in the box. The 20-inch, 24-inch and 28-inch specifications are priced at 299 yuan, 349 yuan and 499 yuan respectively, which is definitely a cost-effective choice for luggage.
 
In 2016, the 90-point smart metal suitcase was launched, made of 100% aviation aluminum-magnesium alloy, the aluminum is jointly developed with the aviation aluminum giant Arconic (formerly "Alcoa"), the impact resistance is more excellent than the PC case, the 20-inch cabin suitcase weighs 4.4 kg, and the performance in the aluminum-magnesium alloy box is acceptable, second only to Rimowa's Topas, but it is still much heavier than the PC box. The suitcase won the German iF Design Award in 2017, and the price is naturally much higher than that of the ordinary model, the price of the 20-inch ordinary version is 1799 yuan, the Bluetooth unlock version and the fingerprint unlock version are priced at 1999 yuan and 2699 yuan respectively, and the price of the 24-inch is as high as 2999 yuan. However, according to some users' feedback, the wheels of this suitcase are easy to get dirty and leave scratches.
 
If you prefer the sturdy and fashionable appearance of the aluminum-magnesium alloy box, the 90-point metal suitcase on the market in September 2017 will be a good choice, it has been ranked first in the suitcase category for 20 consecutive days during the 2017 Tmall Double Eleven, the material is the same as the 90-point smart metal suitcase, but the price is only 999 yuan, but the suitcase is only 20-inch specifications, consumers should buy according to the actual situation.
 
The performance of other hard cases in 90 points is also good, and it performs well in the details of the design, such as the 90 points light business suitcase priced at 399 yuan with a front cover quick pick design, which can store commonly used items on the outside and digital products on the inside, which is very suitable for business travelers. The 90-point seven-bar suitcase is equipped with a brake stop function, and pressing the pause button to the right can prevent the wheels from sliding to ensure that the luggage "does not slip". The 20, 24 and 28-inch prices are 349, 449 and 549 yuan respectively.