Silver ion is a cation with positive charge, which is formed by electron transfer through chemical reaction, usually in the form of aqueous solution. The solution is colorless and transparent without any solid particles.

The Xiamen International Half Marathon 2019 was held on December 8, 2019 in Xiamen city, Fujian province. More than 20,000 runners from 22 countries ran happily and released their passion on the 10km track in Xiamen. MERHAWI KESETE WELDEMARYAM won the Champion with a time of 1 hour, 2 minutes and 34 seconds.

The Naadam Prairie Carnival is held on August 3rd in Xilin Gol every year. It is a traditional Mongolian festival and plays a very important role in the life of the Mongolian people. The Naadam fair is paid more attention to the grassland maintenance and resource saving, meantime made full preparation for the infrastructure this time. TOPPLA is honored to participate in the fair and provides 200 mobile toilets.

Toppla attended the 11th China International Integrated Housing Industry & Building Industrialization Expo (CIHIE 2019) from May 15th to 17th, 2019 in Guangzhou Poly World Trade Center Expo. The Expo is well known as the Canton Fair.

The annual Fun Race started from Nov. 3rd in Xiamen, Fujian. Nearly 4000 runners from all walks of life in Xiamen ran happily and released their passion on the 5km track. The youth groups from Xiamen, Kinmen and Macao ran side by side catching people's eye.

ECO Expo Asia 2018 just closed in Hong Kong last week.TOPPLA Toilet got a high praise from the visitors in this exhibition. This is the second time for TOPPLA Toilet attending this fair. Eco Expo Asia takes place at the Asia World-Expo (AWE), which opened since December 2005 and has become a world-class venue in Hong Kong, offering over 70,000 square meters of rent-able spaces for exhibitions, conventions, concerts, sports and entertainment events.

The Architect Expo aims to create opportunities for developers, designers, consultants, engineers, contractors, etc. to meet up with worldwide manufacturers and distributors in building industry. The exhibition also seeks to improve the usability of most modern building materials and technologies in order to improve the Thai construction and decoration industry and to become the center of the ASEAN Building Materials Exhibition.

The ECO Expo Asia was established in December of 2005 and was held at the Asia World-Expo (AWE). It has become a world-class venue in Hong Kong, offering over 70,000 square meters of rentable spaces for exhibitions, conventions, concerts, sports and entertainment events.

The China Import and Export Fair is also known as the Canton Fair and established in Spring of 1957. The Canton Fair is held by Ministry of Commerce and People's Government of Guangdong Province and organized by China Foreign Trade Centre in Spring and Autumn in Guangzhou.

From 14 to 18 March, 2018, TOPPLA attended WORLDBEX-the Philippine World Building and Construction Exposition Events which are held in Manila, the capital of Philippine.