Case C-547/18: Judgment of the Court (Fifth Chamber) of 7 May 2020 (request for a preliminary ruling from the Wojewódzki Sąd Administracyjny we Wrocławiu — Poland) — Dong Yang Electronics sp. z o.o. v Dyrektor Izby Administracji Skarbowej we Wrocławiu (Reference for a preliminary ruling — Taxation — Value added tax (VAT) — Directive 2006/112/EC — Article 44 — Implementing Regulation (EU) No 282/2011 — Article 11(1) — Supply of services — Point of reference for tax purposes — Concept of a ‘fixed establishment’ — Taxable person for VAT purposes — Subsidiary of a company of a non-Member State located in a Member State)