Chinese household machine Midea want to take over the German giant robot Kuka, and pay well for the shares.
Already the rumors of the offer on Tuesday, the price of KUKA shares at 84.41 euros.
The Chinese now offer 115 euros per share, according to the German stock market analysts evaluates Kuka to 4.6 billion euros.
Largest shareholder today Voith Group, which owns 25.1 percent of shares.
Midea is in China, a famous manufacturer of household appliances like air conditioners, washing machines and refrigerators.
Earlier this year, Midea is the largest shareholder of Toshiba's consumer electronics department, a purchase worth around four billion.