Turn 4 page PDF file into 1 page.
Use page 1 and omit/replace as instructions below say.
Remove Word "Einladung" and / that follows from page 1
Replace Silver Circle shape Logo bootom right of photo on page 1 with replacement provided.
Add text on bottom half of page 3 (text that is in english only, Starting with line Frequency control products" to hall B6 booth 506") to page 1.
Make this a 1 page proffesional document and provide in both .PDF & .PSD Format