OakTech Virtual Assistant is rated 3 out of 5 in the category outsourcing/offshoring. Read and write reviews about OakTech Virtual Assistant. What do we do? OakTech Virtual Assistant provides professional professional administrative, technical or creative assistance to clients from a remote office. We can provide assistance to small to medium sized business for tasks including office admin support, IT support and Mandarin/Chinese language support services. WP Website Creation Blog Management Newsletter Management (MailChimp) Youtube Management Facebook Campaign Mandarin Language