2019 year 4 month, Establishment of the Koshi brand, take [Self developed air duct system] Implemented on second-generation circulating fans; Same year 11 month, Launch with [Far infrared heat gathering] For the core technology "K series" Heater.
2020 year 4 month, upgrade [Self developed ACM Air duct system] , Apply it to "A series" On the bladeless fan, This technology has been patented for invention.
2020 year 9 month, Kexi Settles in Sam's High end Club of Wal Mart; Same year, Koshi's entry into Amazon, Synchronized launch on overseas official websites.
2021 year, Kexi has been awarded multiple provincial and municipal high-tech enterprises, Certification for technology-based enterprises, Product design won the Taiwan Gold Dot Design Award; Same year, Koshi invited to join Huawei's whole house intelligent ecosystem, R&D Hongmeng HarmonyOS Smart interactive products.
2022 year 10 month, Kexi settled in JD Five Star offline experience store, Present advanced intelligent technology to consumers through visualization; 12 month, Koshi's products are showcased at the Shanghai Bazaar Art Exhibition.
2022 year 11 month, Koshi upgrade [Self developed ACM Air duct system] , [Aerospace6. 0 dynamic system] , [Airflow Lossless*Constant temperature airflow] core technology , Launch "HC series "High speed hair care hair dryer, With Tiktok head master "Crazy Little Yang" Achieve category strategic cooperation.
2023 year, Koshi hair dryer, Multiple products such as circulation fans have appeared on variety shows "Riding the Wind 2023" "Chinese Restaurant" "Jumping into a Geography Book Travel" Waiting for multiple popular variety shows, And was rated as 2022-2023 Hunan TV Mango tv "Super Partner" .
2023 year 4 month, Koshi HC1 High speed hair care and hair dryer on the list of best sellers of buffeting sonic dry hair dryer TOP1; double 11, New product HC3 High speed hair care hair dryers have made it onto the best-selling list in the hair dryer category TOP1.
2023 year 4 month, Koshi obtained Huawei HarmonyOS Connect Ecological Product Technology Certification Certificate; 6 month, Settled in Lian Yongwang Lock Supermarket.
2024 year 2 month, Cauchy pioneered [Nutri *1+2 Nourishing Technology] , Upgrade hair care technology, Creating an era of non-destructive modeling, Launching the first generation of water-based plasma hair dryers--FE Hair dryer.
As of 2024 year 5 month, Cosi Co owned 122 Patents.