The Chinese smartphone manufacturer OnePlus is reportedly getting hold of personal information of its users.A software engineer-cum-security researcher Christopher Moore revealed in a blog post that the company has been keeping an eye over its users' activities on the mobile phone. Hey @OnePlus_Support, it's none of your business when I turn my screen onoff or unlock my phone - how do I turn this off? cc:@troyhunt pic.twitter.comVihaIDI6wP— Christopher Moore (@chrisdcmoore) January 13, 2017×And I'm _definitely_ not convinced you should know how long I spend in which apps. pic.twitter.com1tX3vjW9fu— Christopher Moore (@chrisdcmoore) January 13, 2017×And that ID appears to be the phone's serial number which, since many buy handsets direct from you, can be linked to their identity...— Christopher Moore (@chrisdcmoore) January 13, 2017×The company has been reportedly transferring details of users to the company's server. One Plus is allegedly involved in seizing the personal details of its users without their knowledge and permission. The security researcher also mentioned that the collected data included phone's IMEI, phone numbers, MAC addresses, mobile network names, phone's serial number and wireless network's ESSID and BSSID.The company has also admitted to Android police about collecting personal information.It claims that it does so to boost its software based on the user behaviour so that it can improve after-sales support.