42 Quality control of services in the field of comprehensive cleaning, disinfecting, sanitizing and pest elimination for the food service, lodging, food and beverage processing, and animal production industries; quality control for others; conducting food safety testing in the food service industry; food safety testing and consultation related thereto; quality control and authentication services, in particular, quality control of services relating to public health, food safety, food sanitation, food manufacturing, food preparation, storage of food, packing and repacking of food, food temperature control, transportation and delivery of food, cleaning and disinfecting and sanitizing as well as infection control and pest elimination, running of restaurants and pubs, reputation management, workplace safety, customer safety, customer satisfaction, maintenance of the condition and the performance of commercial kitchen equipment; consultancy services relating to quality control of services relating to public health, food safety, food sanitation, food manufacturing, food preparation, storage of food, packing and repacking of food, food temperature control, transportation and delivery of food, cleaning and disinfecting and sanitizing as well as infection control and pest elimination, running of restaurants and pubs, reputation management, workplace safety, customer safety, customer satisfaction, maintenance of the condition and the performance of commercial kitchen equipment; technological consultancy in the technology field of comprehensive cleaning, disinfecting, sanitizing, water treatment and pest elimination for the food processing, animal production, livestock, agricultural and horticultural, and veterinary industries; chemical research; software as a service (saas) services featuring software for auditing, simulating, assessing, monitoring, managing, and optimizing cleaning and sanitation; platform as a service (paas) featuring computer software for auditing, simulating, assessing, monitoring, managing, and optimizing cleaning and sanitation; software as a service (saas) services featuring software for collecting and reporting data in the field of hygiene management